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A043563 Number of runs in base-11 representation of n. 2


%S 1,1,1,1,1,1,1,1,1,1,1,2,1,2,2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,2,

%T 2,2,1,2,2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,2,

%U 2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2

%N Number of runs in base-11 representation of n.

%C Every positive integers occurs infinitely many times. See A297770 for a guide to related sequences.

%t b = 11; s[n_] := Length[Split[IntegerDigits[n, b]]];

%t Table[s[n], {n, 1, 200}]

%Y Cf. A297779 (number of distinct runs), A297770.

%K nonn,base

%O 0,12

%A _Clark Kimberling_

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Last modified May 9 19:07 EDT 2021. Contains 343746 sequences. (Running on oeis4.)