E.g.f.: Product_{k>=1} 1 / (1 - x^k)^cos(x).
A346941
E.g.f.: Product_{k>=1} 1 / (1 - x^k)^cos(x).
Terms
- a(0) =1a(1) =1a(2) =4a(3) =15a(4) =90a(5) =555a(6) =4815a(7) =41034a(8) =443268a(9) =4977381a(10) =64274655a(11) =857332366a(12) =13328296014a(13) =207666642131
External references
- oeis: A346941