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A030380 Length of n-th run of digit 1 in A030373. 0
1, 1, 3, 1, 1, 1, 1, 1, 2, 1, 2, 5, 2, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 2, 2, 3, 2, 3, 7, 3, 2, 2, 3, 2, 2, 2, 3, 2, 1, 1, 2, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..90.

MATHEMATICA

Length/@Select[Split[Flatten[IntegerDigits[Range[200], 4]]], MemberQ[#, 1]&] (* Harvey P. Dale, Dec 30 2018 *)

CROSSREFS

Sequence in context: A030381 A318663 A348969 * A066636 A137578 A200146

Adjacent sequences:  A030377 A030378 A030379 * A030381 A030382 A030383

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified December 2 18:41 EST 2021. Contains 349445 sequences. (Running on oeis4.)