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A054348 Triangular array whose rows are successive generations of the variant of the Kolakoski sequence described in A042942. 4

%I

%S 2,2,2,2,2,1,1,2,2,1,1,2,1,2,2,1,1,2,1,2,2,1,2,2,1,1,2,1,2,2,1,2,2,1,

%T 1,2,2,2,1,1,2,1,2,2,1,2,2,1,1,2,1,1,2,2,1,2,1,1,2,2,1,1,2,1,2,2,1,2,

%U 2,1,1,2,1,1,2,2,1,2,1,1,2,1,2,2,1,1,2,1,1,2,1

%N Triangular array whose rows are successive generations of the variant of the Kolakoski sequence described in A042942.

%e Triangle begins:

%e 2;

%e 2, 2;

%e 2, 2, 1, 1;

%e 2, 2, 1, 1, 2, 1;

%e 2, 2, 1, 1, 2, 1, 2, 2, 1;

%e 2, 2, 1, 1, 2, 1, 2, 2, 1, 2, 2, 1, 1, 2;

%e ...

%Y Cf. A000002, A054349, A054350, A054351.

%Y Row lengths give A042942.

%K nonn,tabf,easy

%O 0,1

%A _N. J. A. Sloane_, May 07 2000

%E More terms from _David Wasserman_, Mar 04 2002

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Last modified May 8 02:26 EDT 2021. Contains 343652 sequences. (Running on oeis4.)