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A252709 Sum_{k=0..n} k^(n+k)*(n-k)^k. 3
0, 1, 34, 2446, 315788, 66140883, 21216724582, 10063816019004, 6854671838281696, 6482951652242448021, 8197210060548767881834, 13365577359964731097098090, 27292891758122129732383863668, 68341049055686519197950975142247, 206830351842829303737616801603098478 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..15.

MATHEMATICA

Table[Sum[k^(n+k)*(n-k)^k, {k, 0, n}], {n, 1, 15}]

CROSSREFS

Cf. A062817, A252708, A252710.

Sequence in context: A242177 A187591 A160471 * A138590 A069223 A258499

Adjacent sequences:  A252706 A252707 A252708 * A252710 A252711 A252712

KEYWORD

nonn,easy

AUTHOR

Vaclav Kotesovec, Dec 20 2014

STATUS

approved

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Last modified May 24 23:45 EDT 2020. Contains 334581 sequences. (Running on oeis4.)