Expansion of Sum_{k>0} (1/(1 - k*x^k)^2 - 1).

Terms

a(0) =2a(1) =7a(2) =10a(3) =25a(4) =16a(5) =78a(6) =22a(7) =153a(8) =136a(9) =298a(10) =34a(11) =1254a(12) =40a(13) =1214a(14) =2004a(15) =3825a(16) =52a(17) =11385a(18) =58a(19) =20894a(20) =18932a(21) =25006a(22) =70a(23) =150002a(24) =18826a(25) =115274a(26) =199828a(27) =389510a(28) =88a(29) =1334624