E.g.f.: exp(exp(x) - 1) * (exp(x) - 1)^4 / 4!.

A346843

E.g.f.: exp(exp(x) - 1) * (exp(x) - 1)^4 / 4!.

Terms

    a(0) =1a(1) =15a(2) =155a(3) =1400a(4) =11991a(5) =101031a(6) =853315a(7) =7300260a(8) =63641006a(9) =567304452a(10) =5181338526a(11) =48538121450a(12) =466611951261

External references