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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A109850 Numbers n such that a(A109849(n)) = n.

Original entry on oeis.org

1, 2, 3, 4, 5, 8, 9, 12, 15, 16, 17, 32, 33, 60, 63, 64, 65, 104, 120, 125, 128, 129, 252, 255, 256, 257, 512, 513, 912, 972, 1008, 1017, 1020, 1023, 1024, 1025, 2000, 2025, 2040, 2045, 2048, 2049, 4092, 4095, 4096, 4097, 7712, 8160, 8177, 8192, 8193, 16380
Offset: 1

Views

Author

Amarnath Murthy, Jul 06 2005

Keywords

Comments

2^n and 2^n + 1 seem to be in the sequence for all n. - Joshua Zucker, May 04 2006

Crossrefs

Cf. A109849.

Extensions

More terms from Joshua Zucker, May 04 2006
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