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A032058
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"BGK" (reversible, element, unlabeled) transform of 1,1,1,1,...
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1
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1, 1, 1, 2, 2, 3, 6, 7, 10, 14, 29, 33, 51, 67, 97, 176, 218, 309, 426, 589, 778, 1376, 1649, 2379, 3147, 4381, 5653, 7802, 12158, 15231, 20934, 27871, 37438, 49022, 65405, 84213, 128703, 157987, 215533, 279164, 375746, 479133
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OFFSET
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0,4
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LINKS
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FORMULA
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PROG
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(PARI) seq(n)=[subst(serlaplace(y^0*p + polcoeff(p, 1)), y, 1)/2 | p <- Vec(y-1+prod(k=1, n, 1 + x^k*y + O(x*x^n)))] \\ Andrew Howroyd, Sep 13 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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