Generalized Bell numbers: column 4 of A275043.

A061685

Generalized Bell numbers: column 4 of A275043.

Terms

    a(0) =1a(1) =1a(2) =9a(3) =298a(4) =25097a(5) =4383626a(6) =1394519922a(7) =738298190981

External references