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Search: id:A060416
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| 1, 3, 31, 191, 1023, 5119, 24575, 114687, 524287, 2359295, 10485759, 46137343, 201326591, 872415231, 3758096383, 16106127359, 68719476735, 292057776127, 1236950581247, 5222680231935, 21990232555519, 92358976733183
(list; graph; listen)
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OFFSET
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0,2
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LINKS
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Harry J. Smith, Table of n, a(n) for n=0,...,200
Paul Leyland, Factors of Cullen and Woodall numbers
Paul Leyland, Generalized Cullen and Woodall numbers
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PROGRAM
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(PARI) { for (n=0, 200, write("b060416.txt", n, " ", abs(n*4^n - 1)); ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jul 04 2009]
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CROSSREFS
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Sequence in context: A089287 A125085 A007233 this_sequence A060425 A121099 A121147
Adjacent sequences: A060413 A060414 A060415 this_sequence A060417 A060418 A060419
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KEYWORD
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easy,nonn
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AUTHOR
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Jason Earls (zevi_35711(AT)yahoo.com), Apr 05 2001
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