A214642 Indices of b in the sequence a -> abc, b -> ab, c -> b . Start with a.

2, 5, 6, 8, 11, 13, 15, 18, 19, 21, 24, 26, 29, 31, 34, 35, 37, 40, 42, 44, 47, 48, 50, 53, 55, 58, 59, 61, 64, 66, 69, 70, 72, 75, 77, 79, 82, 83, 85, 88, 90, 93, 95, 98, 99, 101, 104, 106, 108, 111, 112, 114, 117, 119, 122, 123

Offset: 1

Author

Philippe Deléham, Jul 24 2012

Keywords

• nonn
• easy

Comments

Indices of 2 in A214640.

Examples

			a ->abc -> abcabb -> abcabbabcabab -> abcabbabcabababcabbabcababcab -> ...
		

Crossrefs

Cf. A214640, A214641, A214644.