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A032045
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"BFK" (reversible, size, unlabeled) transform of 1,2,3,4...
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1
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1, 1, 2, 5, 7, 15, 37, 59, 108, 222, 614, 892, 1799, 3045, 6085, 15988, 23820, 43421, 75990, 132772, 234815, 621314, 875065, 1608843, 2631976, 4602611, 7356750, 13220265, 31805483, 45438961, 79680329, 129435579, 215654860
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OFFSET
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0,3
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LINKS
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PROG
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(PARI) seq(n)={apply(p->subst(serlaplace(p + polcoeff(p, 1)), y, 1)/2, Vec(y-1+prod(k=1, n, 1 + k*x^k*y + O(x*x^n))))} \\ Andrew Howroyd, Jun 21 2018
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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