A249720 a(n) = 2 * A249719(n).

10, 16, 28, 30, 32, 34, 40, 46, 48, 50, 52, 64, 70, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 112, 118, 120, 122, 124, 130, 136, 138, 140, 142, 144, 146, 148, 150, 152, 154, 156, 158, 160, 172, 178, 190, 192, 194, 196, 202, 208, 210, 212, 214, 226, 232, 244, 246, 248, 250, 252, 254, 256

Offset

1,1

Comments

Gives the positions of odd terms in A249733.

Links

Antti Karttunen, Table of n, a(n) for n = 1..10000

Formula

a(n) = 2 * A249719(n).

Prog

(Scheme) (define (A249720 n) (* 2 (A249719 n)))

Crossrefs

Cf. A249719, A249733.

Sequence in context: A109100 A155151 A104788 * A080360 A026320 A144206

Adjacent sequences: A249717 A249718 A249719 * A249721 A249722 A249723

Keyword

nonn

Author

Antti Karttunen, Nov 14 2014

Status

approved