Label Dim. $$A$$ Field CM Traces A-L signs $q$-expansion
$$a_2$$ $$a_3$$ $$a_5$$ $$a_7$$ 2 3
648.2.a.c $$1$$ $$5.174$$ $$\Q$$ None $$0$$ $$0$$ $$1$$ $$-3$$ $$-$$ $$-$$ $$q+q^{5}-3q^{7}-5q^{11}-5q^{13}+2q^{17}+\cdots$$
648.2.a.e $$2$$ $$5.174$$ $$\Q(\sqrt{3})$$ None $$0$$ $$0$$ $$-4$$ $$0$$ $$-$$ $$-$$ $$q+(-2+\beta )q^{5}-2\beta q^{7}-2q^{11}+(1+\cdots)q^{13}+\cdots$$