Expansion of e.g.f.: tanh(sinh(x)*log(x+1))=2/2!*x^2-3/3!*x^3+12/4!*x^4-40/5!*x^5...
A012515
Expansion of e.g.f.: tanh(sinh(x)*log(x+1))=2/2!*x^2-3/3!*x^3+12/4!*x^4-40/5!*x^5...
Terms
- a(0) =0a(1) =0a(2) =2a(3) =-3a(4) =12a(5) =-40a(6) =-50a(7) =1449a(8) =-23016a(9) =261288a(10) =-2548262a(11) =22451165a(12) =-126287260a(13) =-685717968a(14) =42875324518
External references
- oeis: A012515