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A203925 3^n! - 2^n!. 2
1, 1, 5, 665, 282412759265, 1797010299914431210411850601513820123858571820477570761825 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..5.

FORMULA

a(n) = A100731(n) - A050923(n). - Michel Marcus, Sep 04 2013

CROSSREFS

Sequence in context: A185820 A332165 A133750 * A198597 A180315 A332300

Adjacent sequences:  A203922 A203923 A203924 * A203926 A203927 A203928

KEYWORD

nonn

AUTHOR

Assoul Abdelkarim, Jan 08 2012

STATUS

approved

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Last modified September 27 18:37 EDT 2020. Contains 337386 sequences. (Running on oeis4.)