Properties

Label 363.4.a.i
Level $363$
Weight $4$
Character orbit 363.a
Self dual yes
Analytic conductor $21.418$
Analytic rank $1$
Dimension $2$
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] = [363,4,Mod(1,363)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(363, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0]))
 
N = Newforms(chi, 4, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("363.1");
 
S:= CuspForms(chi, 4);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 363 = 3 \cdot 11^{2} \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 363.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: \(21.4176933321\)
Analytic rank: \(1\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{97}) \)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{2} - x - 24 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 33)
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 \(\beta = \frac{1}{2}(1 + \sqrt{97})\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta q^{2} - 3 q^{3} + (\beta + 16) q^{4} + ( - 2 \beta - 6) q^{5} + 3 \beta q^{6} + (4 \beta - 14) q^{7} + ( - 9 \beta - 24) q^{8} + 9 q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q - \beta q^{2} - 3 q^{3} + (\beta + 16) q^{4} + ( - 2 \beta - 6) q^{5} + 3 \beta q^{6} + (4 \beta - 14) q^{7} + ( - 9 \beta - 24) q^{8} + 9 q^{9} + (8 \beta + 48) q^{10} + ( - 3 \beta - 48) q^{12} + ( - 2 \beta - 14) q^{13} + (10 \beta - 96) q^{14} + (6 \beta + 18) q^{15} + (25 \beta + 88) q^{16} + (14 \beta - 60) q^{17} - 9 \beta q^{18} + (2 \beta - 26) q^{19} + ( - 40 \beta - 144) q^{20} + ( - 12 \beta + 42) q^{21} + ( - 10 \beta + 72) q^{23} + (27 \beta + 72) q^{24} + (28 \beta + 7) q^{25} + (16 \beta + 48) q^{26} - 27 q^{27} + (54 \beta - 128) q^{28} + (6 \beta + 96) q^{29} + ( - 24 \beta - 144) q^{30} + (8 \beta + 176) q^{31} + ( - 41 \beta - 408) q^{32} + (46 \beta - 336) q^{34} + ( - 4 \beta - 108) q^{35} + (9 \beta + 144) q^{36} + (52 \beta - 190) q^{37} + (24 \beta - 48) q^{38} + (6 \beta + 42) q^{39} + (120 \beta + 576) q^{40} + (14 \beta + 384) q^{41} + ( - 30 \beta + 288) q^{42} + (26 \beta - 206) q^{43} + ( - 18 \beta - 54) q^{45} + ( - 62 \beta + 240) q^{46} + (74 \beta + 96) q^{47} + ( - 75 \beta - 264) q^{48} + ( - 96 \beta + 237) q^{49} + ( - 35 \beta - 672) q^{50} + ( - 42 \beta + 180) q^{51} + ( - 48 \beta - 272) q^{52} + ( - 54 \beta - 234) q^{53} + 27 \beta q^{54} + ( - 6 \beta - 528) q^{56} + ( - 6 \beta + 78) q^{57} + ( - 102 \beta - 144) q^{58} + ( - 100 \beta - 36) q^{59} + (120 \beta + 432) q^{60} + ( - 34 \beta + 406) q^{61} + ( - 184 \beta - 192) q^{62} + (36 \beta - 126) q^{63} + (249 \beta + 280) q^{64} + (44 \beta + 180) q^{65} + ( - 96 \beta - 340) q^{67} + (178 \beta - 624) q^{68} + (30 \beta - 216) q^{69} + (112 \beta + 96) q^{70} + (54 \beta + 288) q^{71} + ( - 81 \beta - 216) q^{72} + (28 \beta - 662) q^{73} + (138 \beta - 1248) q^{74} + ( - 84 \beta - 21) q^{75} + (8 \beta - 368) q^{76} + ( - 48 \beta - 144) q^{78} + ( - 144 \beta - 254) q^{79} + ( - 376 \beta - 1728) q^{80} + 81 q^{81} + ( - 398 \beta - 336) q^{82} + ( - 156 \beta + 240) q^{83} + ( - 162 \beta + 384) q^{84} + (8 \beta - 312) q^{85} + (180 \beta - 624) q^{86} + ( - 18 \beta - 288) q^{87} + (72 \beta - 414) q^{89} + (72 \beta + 432) q^{90} + ( - 36 \beta + 4) q^{91} + ( - 98 \beta + 912) q^{92} + ( - 24 \beta - 528) q^{93} + ( - 170 \beta - 1776) q^{94} + (36 \beta + 60) q^{95} + (123 \beta + 1224) q^{96} + (192 \beta - 322) q^{97} + ( - 141 \beta + 2304) q^{98} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q - q^{2} - 6 q^{3} + 33 q^{4} - 14 q^{5} + 3 q^{6} - 24 q^{7} - 57 q^{8} + 18 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 2 q - q^{2} - 6 q^{3} + 33 q^{4} - 14 q^{5} + 3 q^{6} - 24 q^{7} - 57 q^{8} + 18 q^{9} + 104 q^{10} - 99 q^{12} - 30 q^{13} - 182 q^{14} + 42 q^{15} + 201 q^{16} - 106 q^{17} - 9 q^{18} - 50 q^{19} - 328 q^{20} + 72 q^{21} + 134 q^{23} + 171 q^{24} + 42 q^{25} + 112 q^{26} - 54 q^{27} - 202 q^{28} + 198 q^{29} - 312 q^{30} + 360 q^{31} - 857 q^{32} - 626 q^{34} - 220 q^{35} + 297 q^{36} - 328 q^{37} - 72 q^{38} + 90 q^{39} + 1272 q^{40} + 782 q^{41} + 546 q^{42} - 386 q^{43} - 126 q^{45} + 418 q^{46} + 266 q^{47} - 603 q^{48} + 378 q^{49} - 1379 q^{50} + 318 q^{51} - 592 q^{52} - 522 q^{53} + 27 q^{54} - 1062 q^{56} + 150 q^{57} - 390 q^{58} - 172 q^{59} + 984 q^{60} + 778 q^{61} - 568 q^{62} - 216 q^{63} + 809 q^{64} + 404 q^{65} - 776 q^{67} - 1070 q^{68} - 402 q^{69} + 304 q^{70} + 630 q^{71} - 513 q^{72} - 1296 q^{73} - 2358 q^{74} - 126 q^{75} - 728 q^{76} - 336 q^{78} - 652 q^{79} - 3832 q^{80} + 162 q^{81} - 1070 q^{82} + 324 q^{83} + 606 q^{84} - 616 q^{85} - 1068 q^{86} - 594 q^{87} - 756 q^{89} + 936 q^{90} - 28 q^{91} + 1726 q^{92} - 1080 q^{93} - 3722 q^{94} + 156 q^{95} + 2571 q^{96} - 452 q^{97} + 4467 q^{98}+O(q^{100}) \) 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
5.42443
−4.42443
−5.42443 −3.00000 21.4244 −16.8489 16.2733 7.69772 −72.8199 9.00000 91.3954
1.2 4.42443 −3.00000 11.5756 2.84886 −13.2733 −31.6977 15.8199 9.00000 12.6046
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(3\) \(1\)
\(11\) \(-1\)

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 363.4.a.i 2
3.b odd 2 1 1089.4.a.u 2
11.b odd 2 1 33.4.a.c 2
33.d even 2 1 99.4.a.f 2
44.c even 2 1 528.4.a.p 2
55.d odd 2 1 825.4.a.l 2
55.e even 4 2 825.4.c.h 4
77.b even 2 1 1617.4.a.k 2
88.b odd 2 1 2112.4.a.bn 2
88.g even 2 1 2112.4.a.bg 2
132.d odd 2 1 1584.4.a.bj 2
165.d even 2 1 2475.4.a.p 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
33.4.a.c 2 11.b odd 2 1
99.4.a.f 2 33.d even 2 1
363.4.a.i 2 1.a even 1 1 trivial
528.4.a.p 2 44.c even 2 1
825.4.a.l 2 55.d odd 2 1
825.4.c.h 4 55.e even 4 2
1089.4.a.u 2 3.b odd 2 1
1584.4.a.bj 2 132.d odd 2 1
1617.4.a.k 2 77.b even 2 1
2112.4.a.bg 2 88.g even 2 1
2112.4.a.bn 2 88.b odd 2 1
2475.4.a.p 2 165.d even 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{4}^{\mathrm{new}}(\Gamma_0(363))\):

\( T_{2}^{2} + T_{2} - 24 \) Copy content Toggle raw display
\( T_{5}^{2} + 14T_{5} - 48 \) Copy content Toggle raw display
\( T_{7}^{2} + 24T_{7} - 244 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} + T - 24 \) Copy content Toggle raw display
$3$ \( (T + 3)^{2} \) Copy content Toggle raw display
$5$ \( T^{2} + 14T - 48 \) Copy content Toggle raw display
$7$ \( T^{2} + 24T - 244 \) Copy content Toggle raw display
$11$ \( T^{2} \) Copy content Toggle raw display
$13$ \( T^{2} + 30T + 128 \) Copy content Toggle raw display
$17$ \( T^{2} + 106T - 1944 \) Copy content Toggle raw display
$19$ \( T^{2} + 50T + 528 \) Copy content Toggle raw display
$23$ \( T^{2} - 134T + 2064 \) Copy content Toggle raw display
$29$ \( T^{2} - 198T + 8928 \) Copy content Toggle raw display
$31$ \( T^{2} - 360T + 30848 \) Copy content Toggle raw display
$37$ \( T^{2} + 328T - 38676 \) Copy content Toggle raw display
$41$ \( T^{2} - 782T + 148128 \) Copy content Toggle raw display
$43$ \( T^{2} + 386T + 20856 \) Copy content Toggle raw display
$47$ \( T^{2} - 266T - 115104 \) Copy content Toggle raw display
$53$ \( T^{2} + 522T - 2592 \) Copy content Toggle raw display
$59$ \( T^{2} + 172T - 235104 \) Copy content Toggle raw display
$61$ \( T^{2} - 778T + 123288 \) Copy content Toggle raw display
$67$ \( T^{2} + 776T - 72944 \) Copy content Toggle raw display
$71$ \( T^{2} - 630T + 28512 \) Copy content Toggle raw display
$73$ \( T^{2} + 1296 T + 400892 \) Copy content Toggle raw display
$79$ \( T^{2} + 652T - 396572 \) Copy content Toggle raw display
$83$ \( T^{2} - 324T - 563904 \) Copy content Toggle raw display
$89$ \( T^{2} + 756T + 17172 \) Copy content Toggle raw display
$97$ \( T^{2} + 452T - 842876 \) Copy content Toggle raw display
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