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A026230
a(n) = (1/3)*s(n+1), where s = A026229.
0
2, 4, 6, 7, 10, 12, 13, 16, 18, 19, 21, 22, 25, 28, 30, 31, 34, 36, 37, 39, 40, 43, 46, 48, 49, 52, 54, 55, 57, 58, 61, 63, 64, 66, 67, 70, 73, 75, 76, 79, 82, 84, 85, 88, 90, 91, 93, 94, 97, 100, 102, 103, 106, 108, 109, 111, 112, 115, 117
OFFSET
1,1
CROSSREFS
Cf. A026144. [From R. J. Mathar, Oct 23 2008]
Sequence in context: A189033 A189165 A026504 * A026144 A353072 A286047
KEYWORD
nonn
STATUS
approved