O.g.f.: exp( Sum_{n>=1} A256357(n^2)*x^n/n ), where exp( Sum_{n>=1} A256357(n)*x^n/n ) = 1 + Sum_{n>=1} x^(n^2) + x^(2*n^2).
A258656
O.g.f.: exp( Sum_{n>=1} A256357(n^2)*x^n/n ), where exp( Sum_{n>=1} A256357(n)*x^n/n ) = 1 + Sum_{n>=1} x^(n^2) + x^(2*n^2).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =5a(4) =2a(5) =10a(6) =13a(7) =23a(8) =43a(9) =57a(10) =66a(11) =96a(12) =183a(13) =229a(14) =375a(15) =509a(16) =619a(17) =883a(18) =1395a(19) =1947a(20) =2487a(21) =3603a(22) =4627a(23) =6273a(24) =8934a(25) =12432a(26) =15637a(27) =20943a(28) =29147a(29) =37613
External references
- oeis: A258656