A336666 a(n) = (n!)^n * [x^n] 1 / (Sum_{k>=0} (-x)^k / (k!)^n)^n.

1, 1, 10, 1839, 10386076, 2920439606255, 61647526987008365796, 138198647831589723000626151799, 44295532378421071881332203441924537230328, 2630596041328098180368767727753901255310559993154210399, 36407288356000016897632843477214290941136877077516693440464220432175060

Offset

0,3

Links

Table of n, a(n) for n=0..10.

Mathematica

Table[(n!)^n SeriesCoefficient[1/Sum[(-x)^k/(k!)^n, {k, 0, n}]^n, {x, 0, n}], {n, 0, 10}]

Crossrefs

Cf. A212806, A245398, A336665.

Sequence in context: A182326 A370310 A160303 * A024138 A261603 A346543

Adjacent sequences: A336663 A336664 A336665 * A336667 A336668 A336669

Keyword

nonn

Author

Ilya Gutkovskiy, Jul 29 2020

Status

approved