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A255954 Number of collections of nonempty multisets with a total of n+4 objects of exactly n colors. 2
0, 7, 127, 1518, 15800, 154410, 1470702, 13921922, 132465058, 1275540777, 12482994680, 124488408308, 1267192059423, 13179257452283, 140124528853582, 1523425278785190, 16936782395913056, 192530701636263004, 2237390160167413881, 26572938927762778750 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
FORMULA
a(n) = A255903(n+4,n),
CROSSREFS
A diagonal of A255903.
Sequence in context: A256146 A053716 A088550 * A278791 A064754 A267249
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Mar 11 2015
STATUS
approved

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Last modified April 24 07:22 EDT 2024. Contains 371922 sequences. (Running on oeis4.)