A120964 An infinite audioactive word, one of four in the cycle that results from the limit of the 'Look and Say' sequence using method B with an initial term of 1.

1, 1, 2, 2, 1, 1, 3, 1, 1, 2, 2, 2, 1, 3, 3, 1, 1, 2, 2, 2, 3, 2, 1, 2, 2, 2, 1, 1, 3, 1, 1, 3, 2, 1, 1, 2, 3, 1, 2, 2, 3, 1, 1, 1, 2, 1, 1, 2, 2, 2, 1, 2, 2, 1, 3, 1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 2, 3, 1, 2, 1, 1, 3, 3, 1, 1, 2, 2, 3, 1, 2, 3, 1, 1, 2, 3, 1, 2, 1, 1, 2, 2, 2, 3, 1, 1, 1, 2, 1, 3, 1, 1, 2, 2, 1, 3

Offset

1,3

Comments

Look and say once generates A120965, the second iteration generates A120966, the third gives A120967 and the fourth iteration returns to this sequence.

Links

Table of n, a(n) for n=1..105.

Crossrefs

Cf. A007651, A120965, A120966, A120967.

Sequence in context: A110269 A238280 A326644 * A318810 A319989 A338117

Adjacent sequences: A120961 A120962 A120963 * A120965 A120966 A120967

Keyword

nonn

Author

Franklin T. Adams-Watters, Jul 19 2006

Status

approved