E.g.f.: exp( Sum_{n>=1} A000041(n)*x^n/n ), where A000041(n) is the number of partitions of n.

A215915

E.g.f.: exp( Sum_{n>=1} A000041(n)*x^n/n ), where A000041(n) is the number of partitions of n.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =13a(4) =79a(5) =579a(6) =5209a(7) =53347a(8) =628257a(9) =8223481a(10) =119473291a(11) =1893056781a(12) =32677209103a(13) =606930554923

External references