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Search: id:A043570
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A043570 Numbers n such that base 2 representation has exactly 3 runs. +0
1
5, 9, 11, 13, 17, 19, 23, 25, 27, 29, 33, 35, 39, 47, 49, 51, 55, 57, 59, 61, 65, 67, 71, 79, 95, 97, 99, 103, 111, 113, 115, 119, 121, 123, 125, 129, 131, 135, 143, 159, 191, 193, 195, 199, 207, 223, 225, 227, 231, 239, 241, 243, 247 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A043721 A043727 A043731 this_sequence A043736 A043742 A043749

Adjacent sequences: A043567 A043568 A043569 this_sequence A043571 A043572 A043573

KEYWORD

nonn,base

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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