Properties

Label 150.2.l
Level 150
Weight 2
Character orbit l
Rep. character \(\chi_{150}(17,\cdot)\)
Character field \(\Q(\zeta_{20})\)
Dimension 80
Newforms 1
Sturm bound 60
Trace bound 0

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Defining parameters

Level: \( N \) = \( 150 = 2 \cdot 3 \cdot 5^{2} \)
Weight: \( k \) = \( 2 \)
Character orbit: \([\chi]\) = 150.l (of order \(20\) and degree \(8\))
Character conductor: \(\operatorname{cond}(\chi)\) = \( 75 \)
Character field: \(\Q(\zeta_{20})\)
Newforms: \( 1 \)
Sturm bound: \(60\)
Trace bound: \(0\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(150, [\chi])\).

Total New Old
Modular forms 272 80 192
Cusp forms 208 80 128
Eisenstein series 64 0 64

Trace form

\(80q \) \(\mathstrut +\mathstrut 4q^{3} \) \(\mathstrut +\mathstrut 4q^{7} \) \(\mathstrut +\mathstrut O(q^{10}) \) \(80q \) \(\mathstrut +\mathstrut 4q^{3} \) \(\mathstrut +\mathstrut 4q^{7} \) \(\mathstrut -\mathstrut 4q^{10} \) \(\mathstrut -\mathstrut 4q^{12} \) \(\mathstrut -\mathstrut 8q^{15} \) \(\mathstrut +\mathstrut 20q^{16} \) \(\mathstrut -\mathstrut 8q^{18} \) \(\mathstrut -\mathstrut 40q^{19} \) \(\mathstrut -\mathstrut 36q^{22} \) \(\mathstrut -\mathstrut 104q^{25} \) \(\mathstrut +\mathstrut 4q^{27} \) \(\mathstrut -\mathstrut 16q^{28} \) \(\mathstrut +\mathstrut 12q^{30} \) \(\mathstrut +\mathstrut 4q^{33} \) \(\mathstrut -\mathstrut 40q^{34} \) \(\mathstrut -\mathstrut 24q^{37} \) \(\mathstrut -\mathstrut 40q^{39} \) \(\mathstrut -\mathstrut 8q^{40} \) \(\mathstrut -\mathstrut 4q^{42} \) \(\mathstrut -\mathstrut 24q^{43} \) \(\mathstrut -\mathstrut 72q^{45} \) \(\mathstrut -\mathstrut 4q^{48} \) \(\mathstrut -\mathstrut 12q^{55} \) \(\mathstrut -\mathstrut 64q^{57} \) \(\mathstrut +\mathstrut 20q^{58} \) \(\mathstrut +\mathstrut 24q^{60} \) \(\mathstrut +\mathstrut 64q^{63} \) \(\mathstrut +\mathstrut 96q^{67} \) \(\mathstrut +\mathstrut 140q^{69} \) \(\mathstrut +\mathstrut 76q^{70} \) \(\mathstrut +\mathstrut 8q^{72} \) \(\mathstrut +\mathstrut 100q^{73} \) \(\mathstrut +\mathstrut 132q^{75} \) \(\mathstrut +\mathstrut 100q^{78} \) \(\mathstrut +\mathstrut 80q^{79} \) \(\mathstrut -\mathstrut 40q^{81} \) \(\mathstrut +\mathstrut 96q^{82} \) \(\mathstrut +\mathstrut 60q^{84} \) \(\mathstrut +\mathstrut 32q^{85} \) \(\mathstrut +\mathstrut 80q^{87} \) \(\mathstrut +\mathstrut 4q^{88} \) \(\mathstrut +\mathstrut 52q^{90} \) \(\mathstrut +\mathstrut 12q^{93} \) \(\mathstrut -\mathstrut 32q^{97} \) \(\mathstrut +\mathstrut O(q^{100}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(150, [\chi])\) into irreducible Hecke orbits

Label Dim. \(A\) Field CM Traces $q$-expansion
\(a_2\) \(a_3\) \(a_5\) \(a_7\)
150.2.l.a \(80\) \(1.198\) None \(0\) \(4\) \(0\) \(4\)

Decomposition of \(S_{2}^{\mathrm{old}}(150, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(150, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(75, [\chi])\)\(^{\oplus 2}\)