a(n) is one of two integer components (with A000254) used in computing the inverse second moment of X+n, where X~Poisson(1).

A381681

a(n) is one of two integer components (with A000254) used in computing the inverse second moment of X+n, where X~Poisson(1).

Terms

    a(0) =0a(1) =1a(2) =2a(3) =7a(4) =30a(5) =159a(6) =998a(7) =7251a(8) =59862a(9) =553591a(10) =5669406a(11) =63698427a(12) =779065694a(13) =10304068863a(14) =146547757014

External references