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A032319
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Shifts left 2 places under "EGJ" (unordered, element, labeled) transform.
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1
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1, 1, 1, 1, 4, 5, 19, 104, 278, 1572, 7358, 52634, 339052, 2042566, 15536572, 126846972, 1151836020, 10165085388, 96057148432, 994220454980, 10590200175612, 119935489527056, 1408614893855392, 17402089145195476, 225976767338666884, 3007790832940708856
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OFFSET
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1,5
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LINKS
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PROG
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(PARI) seq(n)={my(p=1+x+O(x^n/x)); for(k=2, n-2, p*=(1 + x^k/k! + O(x^n))^((k-2)!*polcoef(p, k-2))); concat([1], Vec(serlaplace(p)))} \\ Andrew Howroyd, Sep 21 2018
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CROSSREFS
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KEYWORD
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nonn,eigen
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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