A031280 Length of n-th run of digit 4 in A031269.

1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 3, 1, 2, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1

Offset

1,6

Links

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

Crossrefs

Sequence in context: A327407 A290104 A308479 * A391438 A391418 A134870

Adjacent sequences: A031277 A031278 A031279 * A031281 A031282 A031283

Keyword

nonn,base

Author

Clark Kimberling

Status

approved