Expansion of Product_{m>=1} (1+q^m)^(-26).

Terms

a(0) =1a(1) =-26a(2) =325a(3) =-2626a(4) =15626a(5) =-74256a(6) =298831a(7) =-1063426a(8) =3447132a(9) =-10372882a(10) =29340142a(11) =-78744042a(12) =202029633a(13) =-498419898a(14) =1187802148a(15) =-2744629914a(16) =6168519890a(17) =-13520237380a(18) =28964225680a(19) =-60763817556a(20) =125042511217a(21) =-252773944748a(22) =502601225828a(23) =-984061449124