A175665 The product of maximal run and minimal run lengths in the binary representation of n.

1, 1, 4, 2, 1, 2, 9, 3, 2, 1, 2, 4, 2, 3, 16, 4, 3, 2, 2, 2, 1, 2, 3, 6, 2, 2, 2, 6, 3, 4, 25, 5, 4, 3, 3, 2, 2, 2, 3, 3, 2, 1, 2, 2, 2, 3, 4, 8, 3, 2, 4, 2, 2, 2, 3, 9, 3, 3, 3, 8, 4, 5, 36, 6, 5, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 3, 4, 4, 3, 2, 2, 2, 1, 2, 3, 3, 2, 2, 2, 3, 3, 4, 5, 10, 4, 3, 6, 2, 2, 2, 6, 3

Offset: 1

Author

Juri-Stepan Gerasimov, Aug 04 2010

Keywords

• nonn
• base

Crossrefs

Cf. A175599.

Formula

a(n)=A043276(n)*A175597(n).

Extensions

Corrected by D. S. McNeil, Nov 26 2010