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A062322 Factorials of nonsquarefree numbers, or A013929(n)!, (including 1). 1
1, 24, 40320, 362880, 479001600, 20922789888000, 6402373705728000, 2432902008176640000, 620448401733239439360000, 15511210043330985984000000, 10888869450418352160768000000 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Harry J. Smith, Table of n, a(n) for n = 0..100

MATHEMATICA

Select[Range[0, 30], !SquareFreeQ[#]&]! (* Harvey P. Dale, Aug 27 2016 *)

PROG

(PARI) for(n=0, 38, if(issquarefree(n), n+1, print(n!)))

(PARI) { n=-1; for (m=0, 10^9, if (m>0, f*=m, f=1); if (!issquarefree(m), write("b062322.txt", n++, " ", f); if (n==100, break)); ) } \\ Harry J. Smith, Aug 04 2009

CROSSREFS

Cf. A013929.

Sequence in context: A272095 A188952 A258901 * A100733 A158664 A125048

Adjacent sequences:  A062319 A062320 A062321 * A062323 A062324 A062325

KEYWORD

easy,nonn

AUTHOR

Jason Earls, Jul 05 2001

EXTENSIONS

Better name from Jon E. Schoenfield, Aug 09 2015

STATUS

approved

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Last modified January 20 02:29 EST 2018. Contains 297938 sequences.