A255943 Number of collections of nonempty multisets with a total of n objects of exactly three colors.

5, 33, 141, 492, 1518, 4320, 11567, 29601, 72981, 174652, 407367, 929859, 2082284, 4585752, 9947997, 21290967, 45007311, 94072878, 194580977, 398589723, 809124321, 1628620153, 3252021750, 6444843618, 12681419489, 24784331646, 48126098418, 92876836752

Offset

3,1

Links

Alois P. Heinz, Table of n, a(n) for n = 3..1000

Formula

a(n) = A255903(n,3).

Crossrefs

Column k=3 of A255903.

Sequence in context: A292000 A146263 A359703 * A270222 A270279 A270690

Adjacent sequences: A255940 A255941 A255942 * A255944 A255945 A255946

Keyword

nonn

Author

Alois P. Heinz, Mar 11 2015

Status

approved