Properties

Label 605.2.g
Level $605$
Weight $2$
Character orbit 605.g
Rep. character $\chi_{605}(81,\cdot)$
Character field $\Q(\zeta_{5})$
Dimension $144$
Newform subspaces $17$
Sturm bound $132$
Trace bound $3$

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Defining parameters

Level: \( N \) \(=\) \( 605 = 5 \cdot 11^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 605.g (of order \(5\) and degree \(4\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 11 \)
Character field: \(\Q(\zeta_{5})\)
Newform subspaces: \( 17 \)
Sturm bound: \(132\)
Trace bound: \(3\)
Distinguishing \(T_p\): \(2\), \(3\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(605, [\chi])\).

Total New Old
Modular forms 312 144 168
Cusp forms 216 144 72
Eisenstein series 96 0 96

Trace form

\( 144 q + 6 q^{2} + 4 q^{3} - 32 q^{4} - 6 q^{6} + 4 q^{7} - 2 q^{8} - 30 q^{9} + O(q^{10}) \) \( 144 q + 6 q^{2} + 4 q^{3} - 32 q^{4} - 6 q^{6} + 4 q^{7} - 2 q^{8} - 30 q^{9} - 8 q^{10} + 12 q^{12} - 2 q^{13} + 4 q^{14} - 6 q^{15} - 20 q^{16} + 12 q^{17} - 14 q^{18} - 14 q^{19} + 8 q^{20} + 32 q^{21} - 8 q^{23} - 38 q^{24} - 36 q^{25} + 12 q^{26} - 20 q^{27} + 2 q^{28} - 10 q^{29} + 20 q^{30} + 8 q^{31} - 28 q^{32} - 32 q^{34} + 12 q^{35} - 26 q^{36} - 20 q^{37} + 30 q^{38} - 30 q^{39} + 6 q^{40} - 4 q^{41} - 10 q^{42} - 4 q^{43} + 38 q^{46} + 4 q^{47} + 34 q^{48} - 14 q^{49} + 6 q^{50} - 14 q^{51} + 54 q^{52} - 12 q^{53} + 24 q^{54} - 180 q^{56} + 50 q^{57} + 6 q^{58} + 58 q^{59} - 26 q^{60} - 4 q^{61} + 68 q^{62} - 26 q^{63} - 12 q^{64} - 16 q^{65} + 24 q^{67} - 46 q^{68} + 30 q^{69} - 28 q^{70} - 8 q^{71} + 64 q^{72} + 10 q^{73} - 68 q^{74} - 6 q^{75} - 16 q^{76} - 140 q^{78} - 54 q^{79} - 8 q^{80} - 32 q^{81} - 22 q^{82} - 2 q^{83} - 24 q^{84} + 16 q^{85} + 58 q^{86} - 68 q^{87} - 48 q^{89} + 26 q^{90} - 96 q^{91} - 60 q^{92} - 8 q^{93} - 50 q^{94} + 16 q^{95} - 6 q^{96} - 88 q^{97} + 68 q^{98} + O(q^{100}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(605, [\chi])\) into newform subspaces

Label Dim. \(A\) Field CM Traces $q$-expansion
$a_{2}$ $a_{3}$ $a_{5}$ $a_{7}$
605.2.g.a $4$ $4.831$ \(\Q(\zeta_{10})\) None \(-1\) \(0\) \(-1\) \(0\) \(q+(-1+\zeta_{10}-\zeta_{10}^{2}+\zeta_{10}^{3})q^{2}+\cdots\)
605.2.g.b $4$ $4.831$ \(\Q(\zeta_{10})\) None \(-1\) \(3\) \(-1\) \(-3\) \(q+(-1+\zeta_{10}-\zeta_{10}^{2}+\zeta_{10}^{3})q^{2}+\cdots\)
605.2.g.c $4$ $4.831$ \(\Q(\zeta_{10})\) None \(1\) \(0\) \(-1\) \(0\) \(q+(1-\zeta_{10}+\zeta_{10}^{2}-\zeta_{10}^{3})q^{2}+\zeta_{10}^{3}q^{4}+\cdots\)
605.2.g.d $4$ $4.831$ \(\Q(\zeta_{10})\) None \(1\) \(3\) \(-1\) \(3\) \(q+(1-\zeta_{10}+\zeta_{10}^{2}-\zeta_{10}^{3})q^{2}-3\zeta_{10}^{2}q^{3}+\cdots\)
605.2.g.e $8$ $4.831$ 8.0.13140625.1 None \(-3\) \(5\) \(2\) \(-4\) \(q-\beta _{2}q^{2}+(1-\beta _{2}+\beta _{5}+\beta _{7})q^{3}+(1+\cdots)q^{4}+\cdots\)
605.2.g.f $8$ $4.831$ 8.0.64000000.2 None \(-2\) \(0\) \(2\) \(4\) \(q+(-1-\beta _{2}+\beta _{3}-\beta _{4}-\beta _{6})q^{2}+(2\beta _{1}+\cdots)q^{3}+\cdots\)
605.2.g.g $8$ $4.831$ 8.0.159390625.1 None \(-1\) \(1\) \(-2\) \(8\) \(q+(1-\beta _{2}-\beta _{3}-\beta _{5}-\beta _{6})q^{2}+(-\beta _{1}+\cdots)q^{3}+\cdots\)
605.2.g.h $8$ $4.831$ 8.0.324000000.3 None \(0\) \(-4\) \(-2\) \(0\) \(q+\beta _{7}q^{2}+2\beta _{6}q^{3}+\beta _{4}q^{4}+(-1-\beta _{2}+\cdots)q^{5}+\cdots\)
605.2.g.i $8$ $4.831$ 8.0.324000000.3 None \(0\) \(2\) \(2\) \(0\) \(q+\beta _{7}q^{2}-\beta _{6}q^{3}+\beta _{4}q^{4}+(1+\beta _{2}+\cdots)q^{5}+\cdots\)
605.2.g.j $8$ $4.831$ 8.0.159390625.1 None \(1\) \(1\) \(-2\) \(-8\) \(q+(-1+\beta _{2}+\beta _{3}+\beta _{5}+\beta _{6})q^{2}+(-\beta _{1}+\cdots)q^{3}+\cdots\)
605.2.g.k $8$ $4.831$ 8.0.13140625.1 None \(2\) \(-5\) \(2\) \(1\) \(q+\beta _{6}q^{2}+(-1+\beta _{1}+\beta _{3}-\beta _{4}-\beta _{5}+\cdots)q^{3}+\cdots\)
605.2.g.l $8$ $4.831$ 8.0.64000000.2 None \(2\) \(0\) \(2\) \(-4\) \(q+(-\beta _{2}+\beta _{7})q^{2}+2\beta _{1}q^{3}+(2\beta _{1}+2\beta _{3}+\cdots)q^{4}+\cdots\)
605.2.g.m $8$ $4.831$ 8.0.13140625.1 None \(3\) \(5\) \(2\) \(4\) \(q+\beta _{2}q^{2}+(1-\beta _{2}+\beta _{5}+\beta _{7})q^{3}+(1+\cdots)q^{4}+\cdots\)
605.2.g.n $8$ $4.831$ 8.0.159390625.1 None \(4\) \(1\) \(-2\) \(3\) \(q+(\beta _{1}+\beta _{2}-\beta _{4})q^{2}+\beta _{1}q^{3}+(-2+\cdots)q^{4}+\cdots\)
605.2.g.o $12$ $4.831$ \(\mathbb{Q}[x]/(x^{12} - \cdots)\) None \(-1\) \(-1\) \(3\) \(1\) \(q-\beta _{11}q^{2}+\beta _{8}q^{3}+(-\beta _{1}-3\beta _{4}-\beta _{5}+\cdots)q^{4}+\cdots\)
605.2.g.p $12$ $4.831$ \(\mathbb{Q}[x]/(x^{12} - \cdots)\) None \(1\) \(-1\) \(3\) \(-1\) \(q+\beta _{9}q^{2}-\beta _{1}q^{3}+(-3+\beta _{3}+3\beta _{4}+\cdots)q^{4}+\cdots\)
605.2.g.q $24$ $4.831$ None \(0\) \(-6\) \(-6\) \(0\)

Decomposition of \(S_{2}^{\mathrm{old}}(605, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(605, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(55, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(121, [\chi])\)\(^{\oplus 2}\)