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A022297
Index of n-th 1 in A006928.
6
1, 3, 4, 6, 9, 12, 13, 15, 16, 19, 21, 22, 24, 27, 28, 30, 31, 33, 36, 39, 40, 42, 45, 47, 48, 50, 51, 54, 57, 58, 60, 63, 66, 67, 69, 70, 72, 75, 77, 78, 81, 84, 85, 87, 90, 93, 94, 96, 97, 100, 102, 103, 105, 108, 111, 112, 114, 115, 117, 120, 121, 123, 124
OFFSET
1,2
COMMENTS
a(n) = A013947(n)-1 for n > 1.
CROSSREFS
Sequence in context: A039889 A118098 A367477 * A010430 A191287 A353983
KEYWORD
nonn
EXTENSIONS
Offset changed to 1 by Sean A. Irvine, May 14 2019
STATUS
approved