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A100214 a(n) = 4*n^3 + 4. 2
4, 8, 36, 112, 260, 504, 868, 1376, 2052, 2920, 4004, 5328, 6916, 8792, 10980, 13504, 16388, 19656, 23332, 27440, 32004, 37048, 42596, 48672, 55300, 62504, 70308, 78736, 87812, 97560, 108004, 119168, 131076, 143752, 157220, 171504, 186628, 202616, 219492 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

REFERENCES

T. A. Gulliver, Sequences from Cubes of Integers, Int. Math. Journal, 4 (2003), 439-445.

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

FORMULA

From R. J. Mathar, Feb 26 2008: (Start)

O.g.f.: 28/(-1+x)^2 + 48/(-1+x)^3 + 24/(-1+x)^4.

a(n) = 4*A001093(n). (End)

PROG

(MAGMA) [4*n^3+4: n in [0..40]]; // Vincenzo Librandi, Jun 15 2011

CROSSREFS

Sequence in context: A149111 A149112 A221842 * A229535 A309618 A047710

Adjacent sequences:  A100211 A100212 A100213 * A100215 A100216 A100217

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jan 12 2005

STATUS

approved

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Last modified October 16 13:32 EDT 2019. Contains 328093 sequences. (Running on oeis4.)