Properties

Label 70.4.e
Level $70$
Weight $4$
Character orbit 70.e
Rep. character $\chi_{70}(11,\cdot)$
Character field $\Q(\zeta_{3})$
Dimension $16$
Newform subspaces $5$
Sturm bound $48$
Trace bound $3$

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Defining parameters

Level: \( N \) \(=\) \( 70 = 2 \cdot 5 \cdot 7 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 70.e (of order \(3\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 7 \)
Character field: \(\Q(\zeta_{3})\)
Newform subspaces: \( 5 \)
Sturm bound: \(48\)
Trace bound: \(3\)
Distinguishing \(T_p\): \(3\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{4}(70, [\chi])\).

Total New Old
Modular forms 80 16 64
Cusp forms 64 16 48
Eisenstein series 16 0 16

Trace form

\( 16 q - 12 q^{3} - 32 q^{4} - 10 q^{5} - 8 q^{6} + 100 q^{7} - 118 q^{9} - 20 q^{10} + 6 q^{11} - 48 q^{12} + 16 q^{13} - 124 q^{14} - 80 q^{15} - 128 q^{16} - 132 q^{17} + 112 q^{18} + 250 q^{19} + 80 q^{20}+ \cdots + 724 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Decomposition of \(S_{4}^{\mathrm{new}}(70, [\chi])\) into newform subspaces

Label Char Prim Dim $A$ Field CM Minimal twist Traces Sato-Tate $q$-expansion
$a_{2}$ $a_{3}$ $a_{5}$ $a_{7}$
70.4.e.a 70.e 7.c $2$ $4.130$ \(\Q(\sqrt{-3}) \) None 70.4.e.a \(-2\) \(-1\) \(5\) \(35\) $\mathrm{SU}(2)[C_{3}]$ \(q-2\zeta_{6}q^{2}+(-1+\zeta_{6})q^{3}+(-4+4\zeta_{6})q^{4}+\cdots\)
70.4.e.b 70.e 7.c $2$ $4.130$ \(\Q(\sqrt{-3}) \) None 70.4.e.b \(2\) \(-10\) \(5\) \(28\) $\mathrm{SU}(2)[C_{3}]$ \(q+2\zeta_{6}q^{2}+(-10+10\zeta_{6})q^{3}+(-4+\cdots)q^{4}+\cdots\)
70.4.e.c 70.e 7.c $2$ $4.130$ \(\Q(\sqrt{-3}) \) None 70.4.e.c \(2\) \(1\) \(5\) \(17\) $\mathrm{SU}(2)[C_{3}]$ \(q+2\zeta_{6}q^{2}+(1-\zeta_{6})q^{3}+(-4+4\zeta_{6})q^{4}+\cdots\)
70.4.e.d 70.e 7.c $4$ $4.130$ \(\Q(\sqrt{-3}, \sqrt{46})\) None 70.4.e.d \(4\) \(2\) \(-10\) \(6\) $\mathrm{SU}(2)[C_{3}]$ \(q-2\beta _{2}q^{2}+(1+\beta _{1}+\beta _{2})q^{3}+(-4+\cdots)q^{4}+\cdots\)
70.4.e.e 70.e 7.c $6$ $4.130$ 6.0.\(\cdots\).2 None 70.4.e.e \(-6\) \(-4\) \(-15\) \(14\) $\mathrm{SU}(2)[C_{3}]$ \(q+(-2+2\beta _{3})q^{2}+(-\beta _{1}-\beta _{3})q^{3}+\cdots\)

Decomposition of \(S_{4}^{\mathrm{old}}(70, [\chi])\) into lower level spaces

\( S_{4}^{\mathrm{old}}(70, [\chi]) \simeq \) \(S_{4}^{\mathrm{new}}(7, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(14, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(35, [\chi])\)\(^{\oplus 2}\)