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A032038
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"BFJ" (reversible, size, labeled) transform of 2,2,2,2...
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1
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1, 2, 2, 14, 18, 62, 1526, 2774, 11122, 49406, 2540262, 5702534, 28096998, 127292102, 858021222, 75126280334, 205508734962, 1175253646142, 5966327985926, 39249907301126, 318734787636598, 48540820805045366, 155073505944502422, 1031676773067082046
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OFFSET
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0,2
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LINKS
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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+serlaplace(prod(k=1, n, 1 + 2*x^k*y/k! + O(x*x^n))))] \\ Andrew Howroyd, Sep 12 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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a(0)=1 prepended and terms a(21) and beyond from Andrew Howroyd, Sep 12 2018
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STATUS
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approved
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