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A043289 Maximal run length in base 15 representation of n. 7
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,16

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..65537

MAPLE

A043289 := proc(n) dgs := convert(n, base, 15) ; a :=1 ; rl :=1 ; for i from 2 to nops(dgs) do if op(i, dgs) <> op(i-1, dgs) then a := max(a, rl) ; rl := 1; else rl := rl+1 ; end if; end do: a := max(a, rl) ; a; end proc; # R. J. Mathar, Jan 11 2012

PROG

(PARI) A043289(n, b=15){=my(m, c=1); while(n>0, n%b==(n\=b)%b&&c++&&next; m=max(m, c); c=1); m} \\ M. F. Hasler, Jul 23 2013

CROSSREFS

Cf. A043276-A043290 for base-2 to base-16 analogs.

Cf. A135518 (positions of records, also the first occurrence of each n).

Sequence in context: A043290 A194333 A203640 * A063775 A053164 A295658

Adjacent sequences:  A043286 A043287 A043288 * A043290 A043291 A043292

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified June 15 17:43 EDT 2019. Contains 324142 sequences. (Running on oeis4.)