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%I #18 Sep 08 2021 09:29:57
%S 2,6,12,14,24,26,28,30,48,50,52,54,56,58,60,62,96,98,100,102,104,106,
%T 108,110,112,114,116,118,120,122,124,126,192,194,196,198,200,202,204,
%U 206,208,210,212,214,216,218,220,222,224,226,228,230,232,234,236,238
%N Positions of words in A076478 that start with 1 and end with 1.
%C The sequences A346303, A171757, A346304, and this sequence partition the positive integers. See A076478 for a guide to related sequences.
%C Is this A079946 with a 2 added in front? - _R. J. Mathar_, Sep 07 2021
%e The first fourteen words w(n) are 0, 1, 00, 01, 10, 11, 000, 001, 010, 011, 100, 101, 110, 111, so that a(1) = 2.
%t (See A076478.)
%Y Cf. A007931, A076478, A171757, A346303, A346304.
%K nonn,base
%O 1,1
%A _Clark Kimberling_, Aug 16 2021
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