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A023633
a(n) = c([ n/3 ]) + n, with a(1) = 1, a(2) = 2, c = complement to a.
1
1, 2, 6, 7, 8, 10, 11, 12, 14, 15, 16, 21, 22, 23, 28, 29, 30, 35, 36, 37, 39, 40, 41, 43, 44, 45, 47, 48, 49, 54, 55, 56, 58, 59, 60, 62, 63, 64, 66, 67, 68, 73, 74, 75, 77, 78, 79, 81, 82, 83, 85, 86, 87, 92, 93, 94, 99, 100, 101, 106, 107, 108, 113, 114, 115
OFFSET
1,2
CROSSREFS
Sequence in context: A260139 A118471 A167456 * A332938 A037310 A287791
KEYWORD
nonn
STATUS
approved