A175323 a(n) = the largest divisor of n that has only distinct run-lengths (among all runs both of 0's and of 1's) when written in binary.

1, 1, 3, 4, 1, 6, 7, 8, 3, 1, 1, 6, 1, 14, 15, 16, 1, 6, 1, 4, 7, 1, 1, 24, 1, 1, 3, 28, 1, 30, 31, 32, 3, 1, 35, 6, 1, 1, 39, 8, 1, 14, 1, 4, 15, 1, 1, 48, 49, 1, 3, 4, 1, 6, 55, 28, 57, 1, 59, 60, 1, 62, 63, 64, 1, 6, 67, 4, 3, 35, 1, 24, 1, 1, 15, 4, 7, 39, 79, 16, 3, 1, 1, 28, 1, 1, 3, 8, 1

Offset

1,3

Comments

a(m) = m, for m in A044813.

a(m) = 1, for m in A175324.

Links

Table of n, a(n) for n=1..89.

Crossrefs

Cf. A044813, A175324, A175325

Sequence in context: A089029 A131226 A286577 * A359268 A255604 A132700

Adjacent sequences: A175320 A175321 A175322 * A175324 A175325 A175326

Keyword

base,nonn

Author

Leroy Quet, Apr 05 2010

Extensions

More terms from Max Alekseyev, Apr 26 2010

Status

approved