Expansion of g.f. A(x) satisfying Sum_{n>=0} Product_{k=1..n} (x^(2*k-1) + A(x)) = Product_{k>=1} (1 - x^(2*k)) * (1 + x^k + A(x))^2 / (1 + x^(2*k) + A(x))^2.
A370344
Expansion of g.f. A(x) satisfying Sum_{n>=0} Product_{k=1..n} (x^(2*k-1) + A(x)) = Product_{k>=1} (1 - x^(2*k)) * (1 + x^k + A(x))^2 / (1 + x^(2*k) + A(x))^2.
Terms
- a(0) =1a(1) =-4a(2) =18a(3) =-95a(4) =553a(5) =-3456a(6) =22657a(7) =-153716a(8) =1070043a(9) =-7599246a(10) =54840210a(11) =-400989178a(12) =2964353647a(13) =-22119041245a(14) =166368440982
External references
- oeis: A370344