Expansion of (-1 + Product_{k>=1} 1 / (1 - x^k))^5.

Terms

a(0) =1a(1) =10a(2) =55a(3) =225a(4) =765a(5) =2287a(6) =6215a(7) =15680a(8) =37265a(9) =84300a(10) =182933a(11) =383070a(12) =777705a(13) =1536490a(14) =2963120a(15) =5592060a(16) =10349465a(17) =18817760a(18) =33665870a(19) =59341785a(20) =103176877a(21) =177131330a(22) =300530125a(23) =504318530a(24) =837632700a(25) =1377874861a(26) =2246061540a(27) =3630059510a(28) =5819556060a(29) =9258393655