A074774 a(n) = A005148(n)/8^(b(n)-1) where b(n) denotes the number of 1's in the binary representation of n.

1, 47, 311, 138799, 997057, 58404025, 433380445, 1662803271215, 12555303421685, 762968405786159, 5823841814857247, 2856558096376330937, 21966969165793217071, 1355329065202645937843, 10478887384420274295559

Offset

1,2

Comments

Appears to always be an integer. 8^(b(n)-1) seems also to be the highest power of 2 dividing A005148(n)

Links

Table of n, a(n) for n=1..15.

Crossrefs

Sequence in context: A142774 A069760 A140043 * A107611 A372937 A219442

Adjacent sequences: A074771 A074772 A074773 * A074775 A074776 A074777

Keyword

nonn

Author

Benoit Cloitre, Sep 29 2002

Status

approved