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.

A219658 Complement of A219650. Natural numbers that do not occur in A219651.

Original entry on oeis.org

3, 4, 8, 9, 13, 14, 18, 19, 20, 21, 22, 26, 27, 31, 32, 36, 37, 41, 42, 43, 44, 45, 49, 50, 54, 55, 59, 60, 64, 65, 66, 67, 68, 72, 73, 77, 78, 82, 83, 87, 88, 89, 90, 91, 95, 96, 100, 101, 105, 106, 110, 111, 112, 113, 114, 115, 116, 117, 118, 122, 123, 127
Offset: 1

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Author

Antti Karttunen, Nov 25 2012

Keywords

Comments

These are positive integers i for which there does not exist any k such that A034968(i+k) = k.

Crossrefs

A219650, A219651, A219666. Analogous sequence for binary system: A055938, for Zeckendorf expansion: A219638.