E.g.f.: exp((1/(1-x)^8 - 1)/8).

A293987

E.g.f.: exp((1/(1-x)^8 - 1)/8).

Terms

    a(0) =1a(1) =1a(2) =10a(3) =118a(4) =1648a(5) =27136a(6) =520336a(7) =11417680a(8) =281653408a(9) =7694191648a(10) =230059907776

External references