A255957 - OEIS

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A255957

Number of collections of nonempty multisets with a total of n+7 objects of exactly n colors.

0, 22, 1072, 29601, 619912, 11114495, 181183512, 2780643510, 41061951752, 591934822191, 8413431494820, 118743727038442, 1672710979428996, 23607896213910671, 334780182967095890, 4780433697809258160, 68848723689089441744, 1001367352097382384733

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,2

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..250

FORMULA

a(n) = A255903(n+7,n)

CROSSREFS

A diagonal of A255903.

Sequence in context: A232277 A223781 A223715 * A209728 A319667 A038695

Adjacent sequences: A255954 A255955 A255956 * A255958 A255959 A255960

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Mar 11 2015

STATUS

approved