Expansion of a modular function for Gamma_0(15).

Terms

a(0) =1a(1) =1a(2) =2a(3) =8a(4) =10a(5) =24a(6) =53a(7) =74a(8) =153a(9) =280a(10) =436a(11) =793a(12) =1322a(13) =2085a(14) =3510a(15) =5648a(16) =8796a(17) =14042a(18) =21921a(19) =33490a(20) =51796a(21) =78843a(22) =118108a(23) =178029a(24) =265225a(25) =390852a(26) =576946a(27) =843694a(28) =1224329a(29) =1775450