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A062782
a(n) = (n^2)! / (n^n).
1
1, 1, 6, 13440, 81729648000, 4963587213865915514880, 7973107998754741458076119859200000000, 738615790595351500616546025309298211371540807680000000000
OFFSET
0,3
LINKS
FORMULA
a(n) = A088020(n)/A000312(n). - Seiichi Manyama, Mar 26 2019
MATHEMATICA
Join[{1}, Table[(n^2)!/n^n, {n, 8}]] (* Harvey P. Dale, Aug 10 2021 *)
PROG
(PARI) for(n=0, 8, print1((n^2)!/(n^n), ", "))
CROSSREFS
Sequence in context: A242676 A145720 A093897 * A036773 A007702 A112642
KEYWORD
easy,nonn
AUTHOR
Jason Earls, Jul 18 2001
EXTENSIONS
a(0)=1 prepended by Seiichi Manyama, Mar 26 2019
STATUS
approved