a(n) = n-th second-order hyperharmonic-exponential number, multiplied by n!.

A222145

a(n) = n-th second-order hyperharmonic-exponential number, multiplied by n!.

Terms

    a(0) =0a(1) =1a(2) =7a(3) =77a(4) =1222a(5) =26364a(6) =739608a(7) =26079780a(8) =1125791280a(9) =58257484128

External references