A020904 Positions of 2 in A020903; complement of A191777.

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

Author

Clark Kimberling

Keywords

• nonn

Examples

			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).
		

Links

• C. Kimberling, Fractal sequences
• C. Kimberling, Numeration systems and fractal sequences, Acta Arithmetica 73 (1995) 103-117.

Crossrefs

Cf. A020903, A191777.

Programs

Mathematica

(See A020903.)