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A277716
a(n) = A277715(n) / 3.
2
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
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
KEYWORD
nonn
AUTHOR
Antti Karttunen, Oct 29 2016
STATUS
approved