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A137624
Complement of A120632.
3
1, 3, 5, 6, 7, 9, 10, 12, 13, 14, 15, 16, 17, 19, 20, 21, 23, 24, 25, 26, 27, 28, 30, 31, 32, 34, 35, 36, 37, 38, 39, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 52, 53, 55, 56, 57, 58, 59, 60, 61, 62, 63, 65, 66, 67, 68, 69, 70, 71, 73, 74, 75, 77, 78, 79, 80, 81, 82, 83, 85, 86
OFFSET
1,2
COMMENTS
A137621(a(n)) = A018252(n).
CROSSREFS
Sequence in context: A047984 A288513 A125236 * A238246 A330998 A099467
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Jan 30 2008
STATUS
approved