A032054 "BGJ" (reversible, element, labeled) transform of 1,2,3,4...

1, 1, 2, 9, 22, 175, 1296, 6349, 92380, 699129, 5852260, 87508531, 983847624, 10043843407, 127510899894, 2403074951775, 28335761555896, 350566973798425, 6858698972065020, 119828351275275331, 1832442717444626440, 25146644024861932671, 596930762527062348022

Offset

0,3

Links

Andrew Howroyd, Table of n, a(n) for n = 0..200

C. G. Bower, Transforms (2)

Prog

(PARI) seq(n)=[subst(serlaplace(y^0*p + polcoeff(p, 1)), y, 1)/2 | p <- Vec(y-1+serlaplace(prod(k=1, n, (1 + x^k*y/k! + O(x*x^n))^k)))] \\ Andrew Howroyd, Sep 12 2018

Crossrefs

Sequence in context: A193758 A368626 A032149 * A027702 A051897 A209294

Adjacent sequences: A032051 A032052 A032053 * A032055 A032056 A032057

Keyword

nonn

Author

Christian G. Bower

Extensions

a(0)=1 prepended and terms a(20) and beyond from Andrew Howroyd, Sep 12 2018

Status

approved