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A047669 Row 5 of array in A047666. 0
5, 26, 95, 276, 681, 1486, 2947, 5416, 9357, 15362, 24167, 36668, 53937, 77238, 108043, 148048, 199189, 263658, 343919, 442724, 563129, 708510, 882579, 1089400, 1333405, 1619410, 1952631, 2338700, 2783681, 3294086, 3876891 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..31.

FORMULA

n/15 * (2n^4 + 30n^2 + 43).

CROSSREFS

Sequence in context: A210367 A261347 A079909 * A002316 A211606 A005499

Adjacent sequences:  A047666 A047667 A047668 * A047670 A047671 A047672

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified May 23 16:25 EDT 2017. Contains 286925 sequences.