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A131122 Even numbers that are not the sum of an evil prime (A027699) and an odious prime (A027697). +0
1
2, 4, 6, 8, 20, 26, 32, 38, 68, 86, 92, 98, 128, 164, 188, 278, 302, 512, 2048, 8192, 32768, 131072 (list; graph; listen)
OFFSET

1,1

COMMENT

Every odd power of 2 is in this sequence.

EXAMPLE

32 is here because 32=3+29=13+19, 3 and 29 are both odious, and 13 and 19 are both evil.

CROSSREFS

Sequence in context: A062897 A014263 A061651 this_sequence A119261 A062285 A079206

Adjacent sequences: A131119 A131120 A131121 this_sequence A131123 A131124 A131125

KEYWORD

nonn

AUTHOR

T. D. Noe (noe(AT)sspectra.com), Jun 15 2007

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.


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