Properties

Label 225.4.a.i
Level $225$
Weight $4$
Character orbit 225.a
Self dual yes
Analytic conductor $13.275$
Analytic rank $0$
Dimension $2$
CM no
Inner twists $1$

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Newspace parameters

Level: \( N \) \(=\) \( 225 = 3^{2} \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 225.a (trivial)

Newform invariants

Self dual: yes
Analytic conductor: \(13.2754297513\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{41}) \)
Defining polynomial: \(x^{2} - x - 10\)
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 15)
Fricke sign: \(1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

Coefficients of the \(q\)-expansion are expressed in terms of \(\beta = \frac{1}{2}(1 + \sqrt{41})\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( -1 - \beta ) q^{2} + ( 3 + 3 \beta ) q^{4} + ( 6 - 6 \beta ) q^{7} + ( -25 - \beta ) q^{8} +O(q^{10})\) \( q + ( -1 - \beta ) q^{2} + ( 3 + 3 \beta ) q^{4} + ( 6 - 6 \beta ) q^{7} + ( -25 - \beta ) q^{8} + ( 18 + 6 \beta ) q^{11} + ( 42 - 6 \beta ) q^{13} + ( 54 + 6 \beta ) q^{14} + ( 11 + 3 \beta ) q^{16} + ( -46 - 10 \beta ) q^{17} + ( 40 - 24 \beta ) q^{19} + ( -78 - 30 \beta ) q^{22} + ( 28 - 8 \beta ) q^{23} + ( 18 - 30 \beta ) q^{26} + ( -162 - 18 \beta ) q^{28} + ( 180 - 42 \beta ) q^{29} + ( 32 - 12 \beta ) q^{31} + ( 159 - 9 \beta ) q^{32} + ( 146 + 66 \beta ) q^{34} + ( 126 + 54 \beta ) q^{37} + ( 200 + 8 \beta ) q^{38} + ( 198 + 12 \beta ) q^{41} + ( 12 + 96 \beta ) q^{43} + ( 234 + 90 \beta ) q^{44} + ( 52 - 12 \beta ) q^{46} + ( -136 + 92 \beta ) q^{47} + ( 53 - 36 \beta ) q^{49} + ( -54 + 90 \beta ) q^{52} + ( -242 + 82 \beta ) q^{53} + ( -90 + 150 \beta ) q^{56} + ( 240 - 96 \beta ) q^{58} + ( 90 + 6 \beta ) q^{59} + ( 122 + 96 \beta ) q^{61} + ( 88 - 8 \beta ) q^{62} + ( -157 - 165 \beta ) q^{64} + ( 336 + 60 \beta ) q^{67} + ( -438 - 198 \beta ) q^{68} + ( 108 - 180 \beta ) q^{71} + ( 612 + 108 \beta ) q^{73} + ( -666 - 234 \beta ) q^{74} + ( -600 - 24 \beta ) q^{76} + ( -252 - 108 \beta ) q^{77} + ( 40 + 300 \beta ) q^{79} + ( -318 - 222 \beta ) q^{82} + ( 388 + 208 \beta ) q^{83} + ( -972 - 204 \beta ) q^{86} + ( -510 - 174 \beta ) q^{88} + ( -630 + 144 \beta ) q^{89} + ( 612 - 252 \beta ) q^{91} + ( -156 + 36 \beta ) q^{92} + ( -784 - 48 \beta ) q^{94} + ( -264 - 240 \beta ) q^{97} + ( 307 + 19 \beta ) q^{98} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q - 3 q^{2} + 9 q^{4} + 6 q^{7} - 51 q^{8} + O(q^{10}) \) \( 2 q - 3 q^{2} + 9 q^{4} + 6 q^{7} - 51 q^{8} + 42 q^{11} + 78 q^{13} + 114 q^{14} + 25 q^{16} - 102 q^{17} + 56 q^{19} - 186 q^{22} + 48 q^{23} + 6 q^{26} - 342 q^{28} + 318 q^{29} + 52 q^{31} + 309 q^{32} + 358 q^{34} + 306 q^{37} + 408 q^{38} + 408 q^{41} + 120 q^{43} + 558 q^{44} + 92 q^{46} - 180 q^{47} + 70 q^{49} - 18 q^{52} - 402 q^{53} - 30 q^{56} + 384 q^{58} + 186 q^{59} + 340 q^{61} + 168 q^{62} - 479 q^{64} + 732 q^{67} - 1074 q^{68} + 36 q^{71} + 1332 q^{73} - 1566 q^{74} - 1224 q^{76} - 612 q^{77} + 380 q^{79} - 858 q^{82} + 984 q^{83} - 2148 q^{86} - 1194 q^{88} - 1116 q^{89} + 972 q^{91} - 276 q^{92} - 1616 q^{94} - 768 q^{97} + 633 q^{98} + O(q^{100}) \)

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.

Label \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1
3.70156
−2.70156
−4.70156 0 14.1047 0 0 −16.2094 −28.7016 0 0
1.2 1.70156 0 −5.10469 0 0 22.2094 −22.2984 0 0
\(n\): e.g. 2-40 or 990-1000
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 225.4.a.i 2
3.b odd 2 1 75.4.a.f 2
5.b even 2 1 225.4.a.o 2
5.c odd 4 2 45.4.b.b 4
12.b even 2 1 1200.4.a.bn 2
15.d odd 2 1 75.4.a.c 2
15.e even 4 2 15.4.b.a 4
20.e even 4 2 720.4.f.j 4
60.h even 2 1 1200.4.a.bt 2
60.l odd 4 2 240.4.f.f 4
120.q odd 4 2 960.4.f.p 4
120.w even 4 2 960.4.f.q 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
15.4.b.a 4 15.e even 4 2
45.4.b.b 4 5.c odd 4 2
75.4.a.c 2 15.d odd 2 1
75.4.a.f 2 3.b odd 2 1
225.4.a.i 2 1.a even 1 1 trivial
225.4.a.o 2 5.b even 2 1
240.4.f.f 4 60.l odd 4 2
720.4.f.j 4 20.e even 4 2
960.4.f.p 4 120.q odd 4 2
960.4.f.q 4 120.w even 4 2
1200.4.a.bn 2 12.b even 2 1
1200.4.a.bt 2 60.h even 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{4}^{\mathrm{new}}(\Gamma_0(225))\):

\( T_{2}^{2} + 3 T_{2} - 8 \)
\( T_{7}^{2} - 6 T_{7} - 360 \)

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( -8 + 3 T + T^{2} \)
$3$ \( T^{2} \)
$5$ \( T^{2} \)
$7$ \( -360 - 6 T + T^{2} \)
$11$ \( 72 - 42 T + T^{2} \)
$13$ \( 1152 - 78 T + T^{2} \)
$17$ \( 1576 + 102 T + T^{2} \)
$19$ \( -5120 - 56 T + T^{2} \)
$23$ \( -80 - 48 T + T^{2} \)
$29$ \( 7200 - 318 T + T^{2} \)
$31$ \( -800 - 52 T + T^{2} \)
$37$ \( -6480 - 306 T + T^{2} \)
$41$ \( 40140 - 408 T + T^{2} \)
$43$ \( -90864 - 120 T + T^{2} \)
$47$ \( -78656 + 180 T + T^{2} \)
$53$ \( -28520 + 402 T + T^{2} \)
$59$ \( 8280 - 186 T + T^{2} \)
$61$ \( -65564 - 340 T + T^{2} \)
$67$ \( 97056 - 732 T + T^{2} \)
$71$ \( -331776 - 36 T + T^{2} \)
$73$ \( 324000 - 1332 T + T^{2} \)
$79$ \( -886400 - 380 T + T^{2} \)
$83$ \( -201392 - 984 T + T^{2} \)
$89$ \( 98820 + 1116 T + T^{2} \)
$97$ \( -442944 + 768 T + T^{2} \)
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