Maximal coefficient of (1 + x) * (1 + x^16) * (1 + x^81) * ... * (1 + x^(n^4)).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =1a(8) =1a(9) =2a(10) =2a(11) =3a(12) =3a(13) =4a(14) =5a(15) =5a(16) =6a(17) =9a(18) =13a(19) =17a(20) =24a(21) =34a(22) =53a(23) =84a(24) =130a(25) =177a(26) =290a(27) =500a(28) =797a(29) =1300