Expansion of e.g.f. (exp(f(x)) - 1)^2 / 2, where f(x) = (exp(2*x) - 1)/2.
A383207
Expansion of e.g.f. (exp(f(x)) - 1)^2 / 2, where f(x) = (exp(2*x) - 1)/2.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =9a(4) =71a(5) =575a(6) =4957a(7) =45829a(8) =454015a(9) =4804191a(10) =54094749a(11) =645720757a(12) =8142419727a(13) =108110708511
External references
- oeis: A383207