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A046998 a(n) = 1 - (7/6)*n + (2/3)*n^3 + (1/2)*n^4. 0
1, 1, 12, 56, 167, 391, 786, 1422, 2381, 3757, 5656, 8196, 11507, 15731, 21022, 27546, 35481, 45017, 56356, 69712, 85311, 103391, 124202, 148006, 175077, 205701, 240176, 278812, 321931, 369867, 422966, 481586, 546097, 616881 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..33.

CROSSREFS

Sequence in context: A069552 A035005 A001386 * A212507 A212508 A331771

Adjacent sequences:  A046995 A046996 A046997 * A046999 A047000 A047001

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified May 10 05:00 EDT 2021. Contains 343748 sequences. (Running on oeis4.)