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A102553 Numbers n such that for all prime-factors p: p = (n AND p), bitwise. 3
1, 2, 3, 5, 7, 11, 13, 15, 17, 19, 23, 27, 29, 31, 37, 41, 43, 47, 51, 53, 59, 61, 63, 67, 71, 73, 79, 83, 85, 89, 95, 97, 101, 103, 107, 109, 111, 113, 119, 123, 125, 127, 131, 135, 137, 139, 143, 149, 151, 157, 163, 167, 173, 175, 179, 181, 187, 191, 193, 197, 199 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Numbers n such that A102550(n) = A001221(n).

Apart from first term, subsequence of A102552;

A000040 is a subsequence.

LINKS

Table of n, a(n) for n=1..61.

CROSSREFS

Cf. A102554, A007088, A004676.

Sequence in context: A331635 A320055 A072697 * A069161 A328603 A304713

Adjacent sequences:  A102550 A102551 A102552 * A102554 A102555 A102556

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Jan 14 2005

STATUS

approved

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Last modified June 20 02:34 EDT 2021. Contains 345154 sequences. (Running on oeis4.)