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A064751 n*5^n - 1. +0
1
4, 49, 374, 2499, 15624, 93749, 546874, 3124999, 17578124, 97656249, 537109374, 2929687499, 15869140624, 85449218749, 457763671874, 2441406249999, 12969970703124, 68664550781249, 362396240234374, 1907348632812499 (list; graph; listen)
OFFSET

1,1
LINKS

Paul Leyland, Factors of Cullen and Woodall numbers

Paul Leyland, Generalized Cullen and Woodall numbers

CROSSREFS

Adjacent sequences: A064748 A064749 A064750 this_sequence A064752 A064753 A064754

Sequence in context: A100256 A000596 A113525 this_sequence A045787 A067474 A053769

KEYWORD

nonn

AUTHOR

njas, Oct 19 2001

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Last modified October 13 20:18 EDT 2008. Contains 145016 sequences.

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