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Properties

Label 95.4.a
Level $95$
Weight $4$
Character orbit 95.a
Rep. character $\chi_{95}(1,\cdot)$
Character field $\Q$
Dimension $18$
Newform subspaces $7$
Sturm bound $40$
Trace bound $3$

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Defining parameters

Level: \( N \) \(=\) \( 95 = 5 \cdot 19 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 95.a (trivial)
Character field: \(\Q\)
Newform subspaces: \( 7 \)
Sturm bound: \(40\)
Trace bound: \(3\)
Distinguishing \(T_p\): \(2\), \(3\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{4}(\Gamma_0(95))\).

Total New Old
Modular forms 32 18 14
Cusp forms 28 18 10
Eisenstein series 4 0 4

The following table gives the dimensions of the cuspidal new subspaces with specified eigenvalues for the Atkin-Lehner operators and the Fricke involution.

\(5\)\(19\)FrickeDim.
\(+\)\(+\)\(+\)\(6\)
\(+\)\(-\)\(-\)\(2\)
\(-\)\(+\)\(-\)\(3\)
\(-\)\(-\)\(+\)\(7\)
Plus space\(+\)\(13\)
Minus space\(-\)\(5\)

Trace form

\( 18 q + 4 q^{2} + 52 q^{4} + 10 q^{5} + 68 q^{6} + 28 q^{7} - 48 q^{8} + 166 q^{9} + O(q^{10}) \) \( 18 q + 4 q^{2} + 52 q^{4} + 10 q^{5} + 68 q^{6} + 28 q^{7} - 48 q^{8} + 166 q^{9} + 8 q^{11} + 64 q^{12} + 16 q^{13} - 24 q^{14} - 40 q^{15} + 484 q^{16} + 104 q^{17} - 108 q^{18} + 80 q^{20} + 240 q^{21} + 208 q^{22} + 12 q^{23} + 620 q^{24} + 450 q^{25} - 868 q^{26} + 288 q^{27} - 124 q^{28} + 220 q^{29} - 120 q^{30} + 344 q^{31} - 1720 q^{32} - 496 q^{33} - 592 q^{34} + 320 q^{35} - 1200 q^{36} + 112 q^{37} + 228 q^{38} - 116 q^{39} - 1084 q^{41} - 2796 q^{42} + 248 q^{43} - 792 q^{44} - 390 q^{45} - 512 q^{46} + 2024 q^{47} - 940 q^{48} + 1854 q^{49} + 100 q^{50} + 216 q^{51} + 436 q^{52} - 2432 q^{53} - 204 q^{54} + 320 q^{55} - 104 q^{56} + 228 q^{57} - 1132 q^{58} - 928 q^{59} + 340 q^{60} + 68 q^{61} + 136 q^{62} + 1392 q^{63} + 1332 q^{64} - 480 q^{65} + 2168 q^{66} + 1544 q^{67} + 1564 q^{68} + 1232 q^{69} - 1600 q^{70} - 1080 q^{71} - 908 q^{72} + 1040 q^{73} - 584 q^{74} + 768 q^{77} - 2792 q^{78} - 544 q^{79} - 360 q^{80} + 2810 q^{81} + 3744 q^{82} + 512 q^{83} + 1312 q^{84} + 500 q^{85} + 3448 q^{86} + 876 q^{87} + 3196 q^{88} + 3300 q^{89} + 1952 q^{91} + 4604 q^{92} + 4560 q^{93} - 3176 q^{94} + 760 q^{95} - 2980 q^{96} + 2512 q^{97} - 380 q^{98} + 664 q^{99} + O(q^{100}) \)

Display 100 coefficients 10 coefficients

Decomposition of \(S_{4}^{\mathrm{new}}(\Gamma_0(95))\) into newform subspaces

Label Char Prim Dim $A$ Field CM Traces A-L signs Sato-Tate $q$-expansion
$a_{2}$ $a_{3}$ $a_{5}$ $a_{7}$ 5 19
95.4.a.a 95.a 1.a $1$ $5.605$ \(\Q\) None \(0\) \(4\) \(-5\) \(-22\) $+$ $-$ $\mathrm{SU}(2)$ \(q+4q^{3}-8q^{4}-5q^{5}-22q^{7}-11q^{9}+\cdots\)
95.4.a.b 95.a 1.a $1$ $5.605$ \(\Q\) None \(3\) \(-5\) \(-5\) \(-1\) $+$ $-$ $\mathrm{SU}(2)$ \(q+3q^{2}-5q^{3}+q^{4}-5q^{5}-15q^{6}+\cdots\)
95.4.a.c 95.a 1.a $1$ $5.605$ \(\Q\) None \(3\) \(7\) \(5\) \(11\) $-$ $-$ $\mathrm{SU}(2)$ \(q+3q^{2}+7q^{3}+q^{4}+5q^{5}+21q^{6}+\cdots\)
95.4.a.d 95.a 1.a $1$ $5.605$ \(\Q\) None \(5\) \(4\) \(5\) \(-32\) $-$ $-$ $\mathrm{SU}(2)$ \(q+5q^{2}+4q^{3}+17q^{4}+5q^{5}+20q^{6}+\cdots\)
95.4.a.e 95.a 1.a $3$ $5.605$ 3.3.1304.1 None \(-3\) \(-11\) \(15\) \(-5\) $-$ $+$ $\mathrm{SU}(2)$ \(q+(-1-\beta _{1})q^{2}+(-4-\beta _{1}-\beta _{2})q^{3}+\cdots\)
95.4.a.f 95.a 1.a $5$ $5.605$ \(\mathbb{Q}[x]/(x^{5} - \cdots)\) None \(-3\) \(-4\) \(25\) \(72\) $-$ $-$ $\mathrm{SU}(2)$ \(q+(-1+\beta _{1})q^{2}+(-\beta _{1}-\beta _{3})q^{3}+(4+\cdots)q^{4}+\cdots\)
95.4.a.g 95.a 1.a $6$ $5.605$ \(\mathbb{Q}[x]/(x^{6} - \cdots)\) None \(-1\) \(5\) \(-30\) \(5\) $+$ $+$ $\mathrm{SU}(2)$ \(q-\beta _{1}q^{2}+(1-\beta _{1}-\beta _{5})q^{3}+(4+\beta _{2}+\cdots)q^{4}+\cdots\)

Decomposition of \(S_{4}^{\mathrm{old}}(\Gamma_0(95))\) into lower level spaces

\( S_{4}^{\mathrm{old}}(\Gamma_0(95)) \cong \) \(S_{4}^{\mathrm{new}}(\Gamma_0(5))\)\(^{\oplus 2}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(19))\)\(^{\oplus 2}\)