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A043571 Numbers n such that base 2 representation has exactly 4 runs. 1
10, 18, 20, 22, 26, 34, 36, 38, 40, 44, 46, 50, 52, 54, 58, 66, 68, 70, 72, 76, 78, 80, 88, 92, 94, 98, 100, 102, 104, 108, 110, 114, 116, 118, 122, 130, 132, 134, 136, 140, 142, 144, 152, 156, 158, 160, 176, 184, 188, 190, 194, 196 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..52.

CROSSREFS

Sequence in context: A087141 A178461 A043724 * A043732 A043737 A043743

Adjacent sequences:  A043568 A043569 A043570 * A043572 A043573 A043574

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified March 4 00:34 EST 2021. Contains 341772 sequences. (Running on oeis4.)