A212440 Numbers with even curling numbers of their binary representations, cf. A181935.

3, 4, 10, 11, 12, 15, 16, 19, 20, 21, 26, 27, 28, 35, 36, 37, 43, 44, 45, 47, 48, 51, 52, 53, 54, 58, 59, 60, 63, 64, 67, 68, 69, 73, 74, 75, 76, 79, 80, 82, 83, 84, 90, 91, 92, 99, 100, 101, 107, 108, 109, 111, 112, 115, 116, 117, 118, 122, 123, 124, 131

Offset

1,1

Comments

A212412(a(n)) = 0; complement of A212441.

Links

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Prog

(Haskell)
a212440 n = a212440_list !! (n-1)
a212440_list = filter (even . a181935) [0..]

Crossrefs

Sequence in context: A117781 A075100 A288660 * A066861 A292564 A191192

Adjacent sequences: A212437 A212438 A212439 * A212441 A212442 A212443

Keyword

nonn

Author

Reinhard Zumkeller, May 17 2012

Status

approved