Expansion of e.g.f. 1/(1 - 2*sinh(x)).
A000557
Expansion of e.g.f. 1/(1 - 2*sinh(x)).
Terms
- a(0) =1a(1) =2a(2) =8a(3) =50a(4) =416a(5) =4322a(6) =53888a(7) =783890a(8) =13031936a(9) =243733442a(10) =5064992768a(11) =115780447730
External references
- oeis: A000557