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A255944
Number of collections of nonempty multisets with a total of n objects of exactly four colors.
2
15, 144, 848, 3936, 15800, 57420, 194034, 619912, 1894152, 5579536, 15939998, 44363268, 120707904, 321973720, 843826794, 2176829360, 5535969328, 13896678404, 34470255256, 84565452840, 205353216490, 493934650180, 1177496577964, 2783578273632, 6528396084669
OFFSET
4,1
LINKS
FORMULA
a(n) = A255903(n,4).
CROSSREFS
Column k=4 of A255903.
Sequence in context: A071700 A133126 A240158 * A243418 A270511 A026893
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Mar 11 2015
STATUS
approved