A371482 Expansion of e.g.f. Product_{k>=1} (1 + x^k/k!)^(2^k).
1, 2, 6, 32, 164, 1032, 7728, 59376, 522600, 4946768, 49680656, 540031296, 6195155744, 75183755584, 961596510272, 12909563309952, 181305865742240, 2657525771641664, 40594443765953472, 643987597483557888, 10601112599585001984, 180727870834447607808, 3185418524574895953152
Offset: 0
Keywords
Links
- C. G. Bower, Transforms (2)
Programs
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Mathematica
nmax = 22; CoefficientList[Series[Product[(1 + x^k/k!)^(2^k), {k, 1, nmax}], {x, 0, nmax}], x] Range[0, nmax]!
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