A059588 - OEIS

A059588

a(n)=Sum_{i=0..n} |stirling1(n,i)|*2^(2^i).

2, 4, 20, 312, 67272, 4295632512, 18446744138139694080, 340282366920938463850756233731336688000, 115792089237316195423570985008687907862797890939426841022371924616155698285440

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OFFSET

0,1

LINKS

Table of n, a(n) for n=0..8.

MAPLE

with(combinat): for n from 0 to 10 do printf(`%d, `, sum(abs(stirling1(n, i))*2^(2^i), i=0..n)) od:

CROSSREFS

Cf. A059085, row sums of A059587.

Sequence in context: A145614 A145626 A228808 * A132498 A325050 A325503

Adjacent sequences: A059585 A059586 A059587 * A059589 A059590 A059591

KEYWORD

easy,nonn

AUTHOR

Vladeta Jovovic, Jan 23 2001

EXTENSIONS

More terms from James A. Sellers, Jan 24 2001

STATUS

approved