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A102826 "True already", base 4, start 0: a(n) is the least integer such that the sequence up to a(n-1) written in base 4 contains floor(a(n)/4) copies of the digit a(n) % 4, with a(0) = 0. 0

%I #4 Oct 06 2013 23:40:29

%S 0,1,2,3,4,6,7,8,11,12,16,18,19,22,23,26,27,31,32,39,40,43,44,48,55,

%T 56,60,64,69,70,74,75,79,86,87,90,91,95,96,103,104,107,108,112,119,

%U 120,124,128,138,139,143,151,152,155,156,160,163,167,171,172,176

%N "True already", base 4, start 0: a(n) is the least integer such that the sequence up to a(n-1) written in base 4 contains floor(a(n)/4) copies of the digit a(n) % 4, with a(0) = 0.

%D Inspired by discussion of "True so far" from _Eric Angelini_ (A102357).

%Y Cf. A102823-A102830, A102357.

%K nonn,easy,base

%O 0,3

%A _Hugo van der Sanden_, Feb 26 2005

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Last modified April 23 02:14 EDT 2024. Contains 371906 sequences. (Running on oeis4.)