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A107446
a(n) = binomial(n^4, n).
1
1, 1, 120, 85320, 174792640, 782083984500, 6505247592703944, 90471680541391718800, 1951589337580920650595840, 61742372998425082372103866380, 2743355077591282538231819720749000, 165382891003629711761140477728569323368, 13151651360462180865959048190677701749268800
OFFSET
0,3
LINKS
FORMULA
a(n) ~ e^n*n^(3n - 1/2)/sqrt(2*Pi). - Harlan J. Brothers, Aug 05 2023
MATHEMATICA
Table[Binomial[n^4, n], {n, 10}]
PROG
(PARI) a(n) = {binomial(n^4, n)} \\ Andrew Howroyd, Feb 03 2020
CROSSREFS
Cf. A014062 (binomial(n^2, n)).
Sequence in context: A333043 A058528 A001421 * A184887 A279579 A159735
KEYWORD
nonn
AUTHOR
Zak Seidov, May 26 2005
EXTENSIONS
a(0)=1 prepended and terms a(11) and beyond from Andrew Howroyd, Feb 03 2020
STATUS
approved