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A020904
Positions of 2 in A020903; complement of A191777.
2
2, 4, 7, 9, 11, 13, 16, 18, 22, 24, 27, 29, 31, 34, 37, 39, 42, 44, 46, 48, 51, 53, 56, 58, 61, 63, 65, 67, 69, 72, 74, 76, 79, 81, 84, 86, 88, 90, 92, 94, 97, 99, 101, 103, 106, 108, 111, 113, 115, 117, 121, 123, 126, 128, 130, 132, 135, 137, 139, 142
OFFSET
1,1
LINKS
C. Kimberling, Fractal sequences
C. Kimberling, Numeration systems and fractal sequences, Acta Arithmetica 73 (1995) 103-117.
EXAMPLE
A020903 starts 1,2,1,2,1,1,2,1,2,... in which 2 occupies positions 2, 4, 7, 9, 11,... (Positions refer to offset 1 in A020903).
MATHEMATICA
(See A020903.)
CROSSREFS
Sequence in context: A022848 A287723 A284589 * A043000 A160822 A111495
KEYWORD
nonn
STATUS
approved