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A027403 Number of labeled servers of dimension 16. 1
1, 16, 376, 10976, 375656, 14609408, 632482048, 30038407168, 1547935822048, 85815220940288, 5083125473103104, 319891827126416384, 21287781712576632064, 1492000159056959340544, 109753069487230722187264 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..200

R. Donaghey, Binomial self-inverse sequences and tangent coefficients, J. Combin. Theory, Series A, 21 (1976), 155-163.

FORMULA

E.g.f.: exp( sum( ((1+x)^i-1)/i, i=1..16 ) ).

MATHEMATICA

Table[n!*SeriesCoefficient[E^(Sum[((1+x)^i - 1)/i, {i, 1, 16}]), {x, 0, n}], {n, 0, 20}] (* Vincenzo Librandi, Jan 01 2013 *)

CROSSREFS

Sequence in context: A240458 A240891 A241106 * A264073 A201617 A235672

Adjacent sequences:  A027400 A027401 A027402 * A027404 A027405 A027406

KEYWORD

nonn

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified February 21 23:41 EST 2020. Contains 332113 sequences. (Running on oeis4.)