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%I #4 Jul 21 2021 10:06:51
%S 5,10,15,18,26,28,31,41,44,47,49,52,68,70,73,75,78,81,83,86,109,112,
%T 115,117,120,123,125,128,130,133,136,138,141,178,180,183,185,188,191,
%U 193,196,198,201,204,206,209,212,214,217,219,222,225,227,230,287,290
%N Positions of words in A344953 starting with 1 and ending with 0.
%C This sequences A344957-A344959 partition the positive integers. See A341258 for a guide to related sequences.
%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(1) = 5.
%t (See A341258.)
%Y Cf. A341258, A342910, A344956, A344957, A344959.
%K nonn,base
%O 1,1
%A _Clark Kimberling_, Jul 10 2021