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Positions of words in A341258 starting with 0 and ending with 0.
4

%I #9 Jul 09 2021 21:37:44

%S 1,3,6,9,11,16,17,19,25,27,29,30,32,42,43,45,46,48,50,51,53,67,69,71,

%T 72,74,76,77,79,80,82,84,85,87,110,111,113,114,116,118,119,121,122,

%U 124,126,127,129,131,132,134,135,137,139,140,142,177,179,181,182

%N Positions of words in A341258 starting with 0 and ending with 0.

%e The first twenty words w(n): 0, 1, 00, 01, 10, 000, 11, 001, 010, 100, 0000, 011, 101, 0001, 110, 0010, 0100, 1000, 00000, 111; so a(2) = 3.

%t (See A341258.)

%Y Cf. A341258, A342910.

%Y The sequences A344957-A344959 partition the positive integers.

%Y See A341258 for a guide to related sequences.

%K nonn,base

%O 1,2

%A _Clark Kimberling_, Jun 12 2021