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A210281 (8n)!/8^n. 1
1, 5040, 326918592000, 1211813284635233280000, 64240926985765022013480960000000, 24899758399899222849902687670779904000000000, 47355329866546908076714664639943599847875543040000000000 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..50

FORMULA

E.g.f.: 1/(1-x^8/8).

MATHEMATICA

Table[(8 n)!/8^n, {n, 0, 10}] (* Vincenzo Librandi, Feb 15 2013 *)

PROG

(MAGMA)[Factorial(8*n)/8^n: n in [0..10]]; // Vincenzo Librandi, Feb 15 2013

CROSSREFS

Cf. A210280, A210279, A210278, A210277, A000680, A067630, A084939, A084940, A084941, A084942, A084943, A084944, A087127, A001147, A132101

Sequence in context: A208193 A259112 A195391 * A172618 A072242 A271947

Adjacent sequences:  A210278 A210279 A210280 * A210282 A210283 A210284

KEYWORD

nonn,easy

AUTHOR

Mohammad K. Azarian, Apr 12 2012

STATUS

approved

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Last modified September 22 03:54 EDT 2020. Contains 337289 sequences. (Running on oeis4.)