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A079111 Numbers n such that 2*n+1 or n itself is prime. +0
1
1, 2, 3, 5, 6, 7, 8, 9, 11, 13, 14, 15, 17, 18, 19, 20, 21, 23, 26, 29, 30, 31, 33, 35, 36, 37, 39, 41, 43, 44, 47, 48, 50, 51, 53, 54, 56, 59, 61, 63, 65, 67, 68, 69, 71, 73, 74, 75, 78, 79, 81, 83, 86, 89, 90, 95, 96, 97, 98, 99, 101, 103, 105, 107, 109, 111, 113, 114, 116 (list; graph; listen)
OFFSET

1,2

COMMENT

Union of A000040 and A005097; complement of A077654.

CROSSREFS

Sequence in context: A068998 A152854 A095274 this_sequence A007989 A069224 A117578

Adjacent sequences: A079108 A079109 A079110 this_sequence A079112 A079113 A079114

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Dec 24 2002

page 1

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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