Expansion of e.g.f. 1 / ( 1 - Sum_{k>=0} x^(5*k+1) / (5*k+1) ).
A365977
Expansion of e.g.f. 1 / ( 1 - Sum_{k>=0} x^(5*k+1) / (5*k+1) ).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =24a(5) =120a(6) =840a(7) =6720a(8) =60480a(9) =604800a(10) =6652800a(11) =83462400a(12) =1138233600a(13) =16746912000a(14) =264176640000
External references
- oeis: A365977