A043624 Numbers whose base-8 representation has exactly 2 runs.

8, 10, 11, 12, 13, 14, 15, 16, 17, 19, 20, 21, 22, 23, 24, 25, 26, 28, 29, 30, 31, 32, 33, 34, 35, 37, 38, 39, 40, 41, 42, 43, 44, 46, 47, 48, 49, 50, 51, 52, 53, 55, 56, 57, 58, 59, 60, 61, 62, 64, 72, 74, 75, 76, 77, 78, 79, 82, 91, 100, 109, 118, 127, 128

Offset

1,1

Links

Table of n, a(n) for n=1..64.

Mathematica

Select[Range[100], Length[Split[IntegerDigits[#, 8]]]==2&] (* Harvey P. Dale, Oct 07 2017 *)

Crossrefs

Cf. A007094.

Sequence in context: A107032 A031953 A043697 * A043425 A084663 A242857

Adjacent sequences: A043621 A043622 A043623 * A043625 A043626 A043627

Keyword

nonn,base

Author

Clark Kimberling

Extensions

More terms from Harvey P. Dale, Oct 07 2017

Status

approved