cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A164713 A positive integer n is included if all runs of 0's in binary n are of the same length, and if all runs of 1's in binary n are of the same length.

Original entry on oeis.org

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 21, 24, 27, 28, 30, 31, 32, 33, 36, 42, 48, 51, 54, 56, 60, 62, 63, 64, 65, 73, 85, 96, 99, 112, 119, 120, 124, 126, 127, 128, 129, 136, 170, 192, 195, 204, 219, 224, 231, 238, 240, 248, 252, 254, 255, 256, 257, 273
Offset: 1

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Author

Leroy Quet, Aug 23 2009

Keywords

Comments

Clarification: A binary number consists of "runs" completely of 1's alternating with runs completely of 0's. No two or more runs all of the same digit are adjacent.
The length of each run of 1's may be different that the length of each run of 0's.
This sequence contains those positive integers in both sequence A164707 and sequence A164710.
For those integers in this sequence that each have at least two runs of 0's and at least two runs of 1's, see sequence A164714.

Crossrefs

Extensions

More terms from Sean A. Irvine, Sep 28 2009
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