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A093009
Smallest number m such that m is prime iff n is not prime and the binary representation of m equals n with appended trailing 1's.
2
3, 95, 15, 19, 95, 13, 15, 17, 19, 43, 95, 103, 27, 29, 31, 67, 35, 37, 39, 41, 43, 367, 95, 199, 103, 53, 223, 463, 119, 61, 63, 131, 67, 139, 71, 73, 75, 311, 79, 163, 335, 5503, 87, 89, 367, 751, 95, 97, 199, 101, 103, 211, 215, 109, 223, 113, 463, 241663
OFFSET
1,1
COMMENTS
a(n) = Max{A093007(n), A038699(n)};
n>1: A070939(a(n))=A070939(n)+A093008(n), A000120(a(n))=A000120(n)+A093008(n).
CROSSREFS
Sequence in context: A142887 A297489 A241752 * A373551 A273442 A322460
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Mar 14 2004
STATUS
approved