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A308331
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a(n) = n! * [x^n] exp(exp(n*x)/(1 + x) - 1).
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1
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1, 0, 3, 50, 1449, 61724, 3608515, 275520972, 26505128433, 3125830471928, 442286373458691, 73789189395157730, 14309059313820886681, 3186711239965235356776, 806772967716453793227523, 230153293624841114893344854, 73420355768107554901016231265
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OFFSET
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0,3
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LINKS
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MATHEMATICA
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Table[n! SeriesCoefficient[Exp[Exp[n x]/(1 + x) - 1], {x, 0, n}], {n, 0, 16}]
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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