A120967 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, 2, 2, 1, 3, 1, 1, 2, 2, 1, 1, 1, 3, 1, 1, 2, 2, 3, 3, 1, 1, 2, 2, 1, 3, 1, 1, 1, 2, 1, 1, 3, 2, 2, 3, 1, 2, 1, 1, 2, 2, 1, 1, 2, 3, 1, 2, 1, 1, 1, 3, 1, 1, 3, 2, 1, 1, 1, 3, 1, 1, 2, 2, 2, 1, 1, 3, 1, 1, 3, 2, 1, 1, 2, 2, 3, 1, 2, 3, 1, 1, 2, 3, 1, 2, 2, 3, 1, 1, 2, 2, 1, 3, 1, 1, 1, 2, 1, 1, 2, 2, 3, 3, 1, 1

Offset

1,2

Comments

Look and say once generates A120964, the second iteration generates A120965, the third gives A120966 and the fourth iteration returns to this sequence.

Links

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

Crossrefs

Cf. A007651, A120964, A120965, A120966.

Sequence in context: A305805 A230260 A193262 * A116687 A264033 A236293

Adjacent sequences: A120964 A120965 A120966 * A120968 A120969 A120970

Keyword

nonn

Author

Franklin T. Adams-Watters, Jul 19 2006

Status

approved