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A032054
"BGJ" (reversible, element, labeled) transform of 1,2,3,4...
1
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
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
KEYWORD
nonn
EXTENSIONS
a(0)=1 prepended and terms a(20) and beyond from Andrew Howroyd, Sep 12 2018
STATUS
approved