A277716 a(n) = A277715(n) / 3.

3, 7, 15, 31, 63, 127, 219, 255, 291, 439, 511, 583, 819, 879, 1023, 1167, 1443, 1639, 1747, 1759, 1915, 2047, 2115, 2335, 2887, 3187, 3279, 3339, 3495, 3519, 3831, 4095, 4231, 4671, 5043, 5775, 5995, 6375, 6559, 6679, 6991, 7039, 7323, 7663, 8191, 8463, 8931, 9343, 10087, 10515, 11551, 11991, 12531, 12751, 12827, 13119, 13359, 13983, 14079, 14647, 15327, 16383

Offset

1,1

Links

Antti Karttunen, Table of n, a(n) for n = 1..444

Formula

a(n) = A277715(n) / 3.

Prog

(Scheme) (define (A277716 n) (/ (A277715 n) 3))

Crossrefs

Cf. A277715.

Cf. A000225 (seems to be a subsequence from 3 onward).

Sequence in context: A043740 A336683 A283091 * A116082 A245269 A043747

Adjacent sequences: A277713 A277714 A277715 * A277717 A277718 A277719

Keyword

nonn

Author

Antti Karttunen, Oct 29 2016

Status

approved