Properties

Label 3645.2.a.j
Level $3645$
Weight $2$
Character orbit 3645.a
Self dual yes
Analytic conductor $29.105$
Analytic rank $0$
Dimension $18$
CM no
Inner twists $1$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [3645,2,Mod(1,3645)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(3645, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("3645.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 3645 = 3^{6} \cdot 5 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 3645.a (trivial)

Newform invariants

comment: select newform
 
sage: f = N[0] # Warning: the index may be different
 
gp: f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(29.1054715368\)
Analytic rank: \(0\)
Dimension: \(18\)
Coefficient field: \(\mathbb{Q}[x]/(x^{18} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{18} - 6 x^{17} - 9 x^{16} + 112 x^{15} - 51 x^{14} - 810 x^{13} + 936 x^{12} + 2844 x^{11} - 4536 x^{10} + \cdots + 9 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 3^{5} \)
Twist minimal: yes
Fricke sign: \(-1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{17}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_1 q^{2} + (\beta_{2} + 1) q^{4} + q^{5} + ( - \beta_{4} + 1) q^{7} + (\beta_{3} + \beta_{2} + 1) q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_1 q^{2} + (\beta_{2} + 1) q^{4} + q^{5} + ( - \beta_{4} + 1) q^{7} + (\beta_{3} + \beta_{2} + 1) q^{8} + \beta_1 q^{10} + ( - \beta_{16} + \beta_{15} - \beta_{12} + \cdots + 1) q^{11}+ \cdots + ( - \beta_{16} + \beta_{15} - \beta_{14} + \cdots + 2) q^{98}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 18 q + 6 q^{2} + 18 q^{4} + 18 q^{5} + 12 q^{7} + 18 q^{8}+O(q^{10}) \) Copy content Toggle raw display \( 18 q + 6 q^{2} + 18 q^{4} + 18 q^{5} + 12 q^{7} + 18 q^{8} + 6 q^{10} + 24 q^{11} + 12 q^{13} + 12 q^{14} + 18 q^{16} + 12 q^{17} + 18 q^{20} + 6 q^{22} + 24 q^{23} + 18 q^{25} + 12 q^{26} + 24 q^{28} + 24 q^{29} - 6 q^{31} + 42 q^{32} - 12 q^{34} + 12 q^{35} + 6 q^{37} + 12 q^{38} + 18 q^{40} + 24 q^{41} + 24 q^{43} + 48 q^{44} - 30 q^{46} + 24 q^{47} + 12 q^{49} + 6 q^{50} + 6 q^{52} + 24 q^{53} + 24 q^{55} + 36 q^{56} + 12 q^{58} + 48 q^{59} - 24 q^{61} - 30 q^{62} + 12 q^{64} + 12 q^{65} - 6 q^{67} + 36 q^{68} + 12 q^{70} + 48 q^{71} + 6 q^{73} + 36 q^{74} - 42 q^{76} + 24 q^{77} - 6 q^{79} + 18 q^{80} - 12 q^{82} + 60 q^{83} + 12 q^{85} + 36 q^{86} + 24 q^{88} + 24 q^{89} - 42 q^{91} + 6 q^{92} - 36 q^{94} + 6 q^{97} + 42 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{18} - 6 x^{17} - 9 x^{16} + 112 x^{15} - 51 x^{14} - 810 x^{13} + 936 x^{12} + 2844 x^{11} - 4536 x^{10} + \cdots + 9 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \nu^{2} - 3 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( \nu^{3} - \nu^{2} - 4\nu + 2 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 260 \nu^{17} - 1019 \nu^{16} - 4489 \nu^{15} + 20229 \nu^{14} + 28191 \nu^{13} - 159909 \nu^{12} + \cdots + 34029 ) / 7461 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( - 314 \nu^{17} + 1186 \nu^{16} + 5568 \nu^{15} - 23493 \nu^{14} - 35940 \nu^{13} + 183192 \nu^{12} + \cdots - 6489 ) / 7461 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 1273 \nu^{17} - 6255 \nu^{16} - 18175 \nu^{15} + 121896 \nu^{14} + 68688 \nu^{13} - 940854 \nu^{12} + \cdots - 10071 ) / 7461 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( - 1368 \nu^{17} + 6994 \nu^{16} + 19321 \nu^{15} - 138231 \nu^{14} - 69471 \nu^{13} + 1089723 \nu^{12} + \cdots + 33651 ) / 7461 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( - 1439 \nu^{17} + 7014 \nu^{16} + 22106 \nu^{15} - 142062 \nu^{14} - 104115 \nu^{13} + 1156950 \nu^{12} + \cdots + 37530 ) / 7461 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( 1534 \nu^{17} - 6924 \nu^{16} - 24910 \nu^{15} + 138501 \nu^{14} + 139716 \nu^{13} - 1106859 \nu^{12} + \cdots - 16344 ) / 7461 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( 1554 \nu^{17} - 7385 \nu^{16} - 22577 \nu^{15} + 143118 \nu^{14} + 91188 \nu^{13} - 1096968 \nu^{12} + \cdots - 9135 ) / 7461 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( - 1508 \nu^{17} + 7734 \nu^{16} + 20399 \nu^{15} - 150654 \nu^{14} - 58059 \nu^{13} + 1162245 \nu^{12} + \cdots - 9351 ) / 7461 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( 1643 \nu^{17} - 8566 \nu^{16} - 21024 \nu^{15} + 163788 \nu^{14} + 41370 \nu^{13} - 1226670 \nu^{12} + \cdots + 7650 ) / 7461 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( - 1784 \nu^{17} + 8956 \nu^{16} + 24348 \nu^{15} - 172587 \nu^{14} - 75282 \nu^{13} + 1310262 \nu^{12} + \cdots + 26955 ) / 7461 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( - 1844 \nu^{17} + 9510 \nu^{16} + 23981 \nu^{15} - 183951 \nu^{14} - 49074 \nu^{13} + 1402452 \nu^{12} + \cdots + 35172 ) / 7461 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( - 3050 \nu^{17} + 13516 \nu^{16} + 50013 \nu^{15} - 270111 \nu^{14} - 286797 \nu^{13} + 2156217 \nu^{12} + \cdots + 16047 ) / 7461 \) Copy content Toggle raw display
\(\beta_{16}\)\(=\) \( ( - 3128 \nu^{17} + 15231 \nu^{16} + 45308 \nu^{15} - 298314 \nu^{14} - 178614 \nu^{13} + 2318343 \nu^{12} + \cdots + 11061 ) / 7461 \) Copy content Toggle raw display
\(\beta_{17}\)\(=\) \( ( - 4376 \nu^{17} + 20288 \nu^{16} + 67021 \nu^{15} - 398895 \nu^{14} - 320397 \nu^{13} + 3114258 \nu^{12} + \cdots + 20817 ) / 7461 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{2} + 3 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( \beta_{3} + \beta_{2} + 4\beta _1 + 1 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( -\beta_{16} + \beta_{13} + \beta_{8} - \beta_{7} - \beta_{6} + \beta_{3} + 7\beta_{2} + \beta _1 + 15 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( \beta_{17} - \beta_{16} - \beta_{15} + \beta_{13} + \beta_{12} + \beta_{10} + \beta_{7} - \beta_{6} + \cdots + 11 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( \beta_{17} - 11 \beta_{16} - \beta_{15} + 10 \beta_{13} + \beta_{12} + 2 \beta_{11} + \beta_{10} + \cdots + 87 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( 13 \beta_{17} - 15 \beta_{16} - 13 \beta_{15} + 14 \beta_{13} + 12 \beta_{12} + 2 \beta_{11} + 12 \beta_{10} + \cdots + 96 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( 17 \beta_{17} - 95 \beta_{16} - 18 \beta_{15} + \beta_{14} + 81 \beta_{13} + 16 \beta_{12} + 25 \beta_{11} + \cdots + 541 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( 120 \beta_{17} - 161 \beta_{16} - 121 \beta_{15} + 2 \beta_{14} + 142 \beta_{13} + 106 \beta_{12} + \cdots + 771 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( 191 \beta_{17} - 760 \beta_{16} - 208 \beta_{15} + 16 \beta_{14} + 621 \beta_{13} + 171 \beta_{12} + \cdots + 3509 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( 981 \beta_{17} - 1490 \beta_{16} - 1004 \beta_{15} + 36 \beta_{14} + 1263 \beta_{13} + 843 \beta_{12} + \cdots + 5958 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( 1800 \beta_{17} - 5879 \beta_{16} - 1995 \beta_{15} + 174 \beta_{14} + 4676 \beta_{13} + 1557 \beta_{12} + \cdots + 23444 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( 7596 \beta_{17} - 12704 \beta_{16} - 7920 \beta_{15} + 423 \beta_{14} + 10484 \beta_{13} + 6417 \beta_{12} + \cdots + 45099 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( 15449 \beta_{17} - 44645 \beta_{16} - 17354 \beta_{15} + 1611 \beta_{14} + 34958 \beta_{13} + \cdots + 160117 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( 57224 \beta_{17} - 103030 \beta_{16} - 60878 \beta_{15} + 4113 \beta_{14} + 83564 \beta_{13} + \cdots + 337218 \) Copy content Toggle raw display
\(\nu^{16}\)\(=\) \( 125414 \beta_{17} - 335073 \beta_{16} - 142550 \beta_{15} + 13680 \beta_{14} + 260395 \beta_{13} + \cdots + 1111863 \) Copy content Toggle raw display
\(\nu^{17}\)\(=\) \( 424612 \beta_{17} - 808918 \beta_{16} - 461019 \beta_{15} + 35975 \beta_{14} + 649323 \beta_{13} + \cdots + 2501963 \) Copy content Toggle raw display

Embeddings

For each embedding \(\iota_m\) of the coefficient field, the values \(\iota_m(a_n)\) are shown below.

For more information on an embedded modular form you can click on its label.

comment: embeddings in the coefficient field
 
gp: mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1
−2.33155
−2.26753
−1.93622
−1.55859
−1.12960
−0.956682
−0.352457
−0.159695
0.0750551
0.891553
1.04746
1.23218
1.31041
2.03424
2.33441
2.36771
2.69411
2.70519
−2.33155 0 3.43613 1.00000 0 −1.42557 −3.34841 0 −2.33155
1.2 −2.26753 0 3.14168 1.00000 0 0.777155 −2.58880 0 −2.26753
1.3 −1.93622 0 1.74896 1.00000 0 −0.704113 0.486063 0 −1.93622
1.4 −1.55859 0 0.429203 1.00000 0 4.77211 2.44823 0 −1.55859
1.5 −1.12960 0 −0.724011 1.00000 0 1.66257 3.07703 0 −1.12960
1.6 −0.956682 0 −1.08476 1.00000 0 1.77032 2.95113 0 −0.956682
1.7 −0.352457 0 −1.87577 1.00000 0 −0.865944 1.36604 0 −0.352457
1.8 −0.159695 0 −1.97450 1.00000 0 −2.32101 0.634707 0 −0.159695
1.9 0.0750551 0 −1.99437 1.00000 0 −4.31915 −0.299798 0 0.0750551
1.10 0.891553 0 −1.20513 1.00000 0 4.60717 −2.85755 0 0.891553
1.11 1.04746 0 −0.902824 1.00000 0 4.44267 −3.04060 0 1.04746
1.12 1.23218 0 −0.481722 1.00000 0 0.309652 −3.05794 0 1.23218
1.13 1.31041 0 −0.282837 1.00000 0 −2.01323 −2.99144 0 1.31041
1.14 2.03424 0 2.13815 1.00000 0 2.56652 0.281035 0 2.03424
1.15 2.33441 0 3.44947 1.00000 0 1.85122 3.38365 0 2.33441
1.16 2.36771 0 3.60605 1.00000 0 −3.86768 3.80266 0 2.36771
1.17 2.69411 0 5.25825 1.00000 0 2.33612 8.77809 0 2.69411
1.18 2.70519 0 5.31803 1.00000 0 2.42117 8.97588 0 2.70519
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1.18
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(3\) \(1\)
\(5\) \(-1\)

Inner twists

This newform does not admit any (nontrivial) inner twists.

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 3645.2.a.j yes 18
3.b odd 2 1 3645.2.a.i 18
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
3645.2.a.i 18 3.b odd 2 1
3645.2.a.j yes 18 1.a even 1 1 trivial

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{18} - 6 T_{2}^{17} - 9 T_{2}^{16} + 112 T_{2}^{15} - 51 T_{2}^{14} - 810 T_{2}^{13} + 936 T_{2}^{12} + \cdots + 9 \) acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(3645))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{18} - 6 T^{17} + \cdots + 9 \) Copy content Toggle raw display
$3$ \( T^{18} \) Copy content Toggle raw display
$5$ \( (T - 1)^{18} \) Copy content Toggle raw display
$7$ \( T^{18} - 12 T^{17} + \cdots - 126144 \) Copy content Toggle raw display
$11$ \( T^{18} - 24 T^{17} + \cdots - 366687 \) Copy content Toggle raw display
$13$ \( T^{18} - 12 T^{17} + \cdots + 541 \) Copy content Toggle raw display
$17$ \( T^{18} - 12 T^{17} + \cdots + 2436813 \) Copy content Toggle raw display
$19$ \( T^{18} + \cdots + 143557201 \) Copy content Toggle raw display
$23$ \( T^{18} + \cdots - 128982699 \) Copy content Toggle raw display
$29$ \( T^{18} + \cdots - 3062298303 \) Copy content Toggle raw display
$31$ \( T^{18} + 6 T^{17} + \cdots + 3405888 \) Copy content Toggle raw display
$37$ \( T^{18} + \cdots - 462226412267 \) Copy content Toggle raw display
$41$ \( T^{18} + \cdots - 32501442396627 \) Copy content Toggle raw display
$43$ \( T^{18} + \cdots + 6246133919317 \) Copy content Toggle raw display
$47$ \( T^{18} + \cdots - 147452956947 \) Copy content Toggle raw display
$53$ \( T^{18} + \cdots - 5114078939583 \) Copy content Toggle raw display
$59$ \( T^{18} + \cdots + 18\!\cdots\!41 \) Copy content Toggle raw display
$61$ \( T^{18} + \cdots - 25\!\cdots\!59 \) Copy content Toggle raw display
$67$ \( T^{18} + \cdots - 72094667182983 \) Copy content Toggle raw display
$71$ \( T^{18} + \cdots - 529074984674403 \) Copy content Toggle raw display
$73$ \( T^{18} + \cdots - 998613683 \) Copy content Toggle raw display
$79$ \( T^{18} + \cdots - 790954750503 \) Copy content Toggle raw display
$83$ \( T^{18} + \cdots + 33896022129 \) Copy content Toggle raw display
$89$ \( T^{18} + \cdots + 15261639728409 \) Copy content Toggle raw display
$97$ \( T^{18} + \cdots - 333200929985747 \) Copy content Toggle raw display
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