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A013901 21^(5n+4). 1
194481, 794280046581, 3243919932521508681, 13248496640331026125580781, 54108198377272584130510593262881, 220983347100817338120002444455525554981, 902518308877795191433240103403256374623457081, 3685975927806112219127687339549342762856035687969181 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

LINKS

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

Tanya Khovanova, Recursive Sequences

FORMULA

a(n) = 4084101*a(n-1), a(0)=194481. [Vincenzo Librandi, May 27 2011]

PROG

(MAGMA) [21^(5*n+4): n in [0..10]]; // Vincenzo Librandi, May 27 2011

CROSSREFS

Sequence in context: A183753 A131907 A202937 * A206052 A172790 A069305

Adjacent sequences:  A013898 A013899 A013900 * A013902 A013903 A013904

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 13 18:09 EST 2012. Contains 205534 sequences.