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A088020
a(n) = (n^2)!.
19
1, 1, 24, 362880, 20922789888000, 15511210043330985984000000, 371993326789901217467999448150835200000000, 608281864034267560872252163321295376887552831379210240000000000
OFFSET
0,3
COMMENTS
a(n) is the number of ways in which is possible to fill an n X n square matrix with n^2 distinct elements. - Stefano Spezia, Sep 16 2018
MAPLE
seq(factorial(n^2), n=0..10); # Muniru A Asiru, Sep 17 2018
MATHEMATICA
Table[(n^2)!, {n, 0, 9}] (* Vladimir Joseph Stephan Orlovsky, May 19 2011 *)
PROG
(PARI) for(n=0, 10, print1((n^2)!, ", ")) \\ Herman Jamke (hermanjamke(AT)fastmail.fm), Oct 22 2006
(Magma) [Factorial(n^2): n in [0..10]]; // Vincenzo Librandi, May 31 2011
(GAP) List([0..10], n->Factorial(n^2)); # Muniru A Asiru, Sep 17 2018
CROSSREFS
Cf. A000142 (n!), A000290 (n^2).
Cf. A039622, A179268. - Reinhard Zumkeller, Jul 06 2010
Sequence in context: A013774 A364206 A364227 * A289746 A289640 A319977
KEYWORD
nonn,easy
AUTHOR
Hugo Pfoertner, Sep 18 2003
STATUS
approved