A255956 Number of collections of nonempty multisets with a total of n+6 objects of exactly n colors.

0, 15, 547, 11567, 194034, 2867370, 39371078, 517625311, 6638232088, 84049392636, 1059294338130, 13365234309735, 169503160980862, 2167174153942889, 27993233769578735, 365877521257764650, 4844399884368946336, 65032238155662126051, 885651362300592607773

Offset

0,2

Links

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

Formula

a(n) = A255903(n+6,n).

Crossrefs

A diagonal of A255903.

Sequence in context: A171197 A351183 A061174 * A115918 A110840 A012178

Adjacent sequences: A255953 A255954 A255955 * A255957 A255958 A255959

Keyword

nonn

Author

Alois P. Heinz, Mar 11 2015

Status

approved