A195393 a(n) = (9*n)!.

1, 362880, 6402373705728000, 10888869450418352160768000000, 371993326789901217467999448150835200000000, 119622220865480194561963161495657715064383733760000000000

Offset

0,2

Links

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

Mathematica

(9Range[0, 10])! (* Harvey P. Dale, Jan 25 2023 *)

Prog

(Magma) [Factorial(9*n): n in [0..10]];

Crossrefs

Cf. A000152, A010050, A100732, A100733, A100734, A195390, A195391, A195392.

Sequence in context: A287085 A071551 A181725 * A229676 A230754 A205043

Adjacent sequences: A195390 A195391 A195392 * A195394 A195395 A195396

Keyword

nonn,easy

Author

Vincenzo Librandi, Sep 24 2011

Status

approved