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A127229 a(n)= numerator of ((n + 5)! - (n - 5)!)/(n!). 5
3628799, 39916799, 239500799, 1037836799, 3632428799, 10897286399, 29059430399, 70572902399, 158789030399, 335221286399, 670442572799, 1279935820799, 2346549004799, 4151586700799, 7117005772799, 11861676287999, 19275223967999, 30613591007999, 47621141567999 (list; graph; refs; listen; history; text; internal format)
OFFSET

5,1

LINKS

T. D. Noe, Table of n, a(n) for n = 5..1000

MATHEMATICA

Table[Numerator[((n + 5)! - (n - 5)!)/(n!)], {n, 5, 30}]

CROSSREFS

Cf. A028387, A062938, A127227, A127228, A127230.

Sequence in context: A235970 A116221 A118813 * A269128 A068158 A011521

Adjacent sequences:  A127226 A127227 A127228 * A127230 A127231 A127232

KEYWORD

nonn,frac

AUTHOR

Artur Jasinski, Jan 09 2007

STATUS

approved

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Last modified July 25 13:05 EDT 2021. Contains 346290 sequences. (Running on oeis4.)