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A064749 a(n) = n*11^n + 1. 1
1, 12, 243, 3994, 58565, 805256, 10629367, 136410198, 1714871049, 21221529220, 259374246011, 3138428376722, 37661140520653, 448795257871104, 5316497670165375, 62658722541234766, 735195677817154577, 8592599484487994108, 100078511642860166659 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..900

Paul Leyland, Factors of Cullen and Woodall numbers

Paul Leyland, Generalized Cullen and Woodall numbers

PROG

(MAGMA) [n*11^n+1: n in [0..20]]; // Vincenzo Librandi, Sep 16 2011

CROSSREFS

Sequence in context: A012350 A220216 A126687 * A009472 A012066 A239777

Adjacent sequences:  A064746 A064747 A064748 * A064750 A064751 A064752

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Oct 19 2001

STATUS

approved

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Last modified March 23 16:52 EDT 2019. Contains 321432 sequences. (Running on oeis4.)