a(n) = [(x*y)^n] Product_{k>=1} 1 / (1 - x^k - y^k)^n.
A382949
a(n) = [(x*y)^n] Product_{k>=1} 1 / (1 - x^k - y^k)^n.
Terms
- a(0) =1a(1) =2a(2) =48a(3) =1190a(4) =33648a(5) =996292a(6) =30626316a(7) =965163166a(8) =30995087312
External references
- oeis: A382949