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A031259 a(n)=least k such that base 5 representation of n begins at s(k), where s=A031253. 0

%I

%S 1,6,2,8,3,32,5,1,7,39,6,42,11,45,13,2,15,12,17,54,19,8,21,18,23,3,26,

%T 205,29,188,32,238,35,242,38,5,41,10,44,254,1,258,50,262,53,243,7,20,

%U 59,274,39,278,65,282,28,240,9,290,6,294,42,298

%N a(n)=least k such that base 5 representation of n begins at s(k), where s=A031253.

%K nonn

%O 1,2

%A _Clark Kimberling_

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Last modified October 18 19:15 EDT 2021. Contains 348069 sequences. (Running on oeis4.)