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A064757 n*11^n - 1. 1
10, 241, 3992, 58563, 805254, 10629365, 136410196, 1714871047, 21221529218, 259374246009, 3138428376720, 37661140520651, 448795257871102, 5316497670165373, 62658722541234764, 735195677817154575, 8592599484487994106, 100078511642860166657 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..900

Paul Leyland, Factors of Cullen and Woodall numbers

Paul Leyland, Generalized Cullen and Woodall numbers

PROG

(MAGMA) [n*11^n - 1: n in [1..20]]; // Vincenzo Librandi, Sep 16 2011

CROSSREFS

Sequence in context: A067423 A171204 A156443 * A087435 A122836 A116878

Adjacent sequences:  A064754 A064755 A064756 * A064758 A064759 A064760

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Oct 19 2001

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Last modified February 15 10:06 EST 2012. Contains 205763 sequences.