A088020 a(n) = (n^2)!.

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

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..21

Index entries for sequences related to tic-tac-toe

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

Cf. A272094, A272095, A272164.

Sequence in context: A013774 A364206 A364227 * A289746 A289640 A319977

Adjacent sequences: A088017 A088018 A088019 * A088021 A088022 A088023

Keyword

nonn,easy

Author

Hugo Pfoertner, Sep 18 2003

Status

approved