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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A115248 Values such that A115247(a(n))=1. Values such that A001935(a(n))==2 (mod 4).

Original entry on oeis.org

2, 5, 9, 11, 12, 14, 17, 19, 24, 29, 30, 32, 35, 39, 42, 44, 46, 50, 51, 53, 54, 56, 57, 65, 71, 72, 74, 75, 77, 80, 82, 84, 95, 96, 100, 101, 104, 107, 109, 110, 116, 117, 119, 122, 126, 127, 128, 129, 131, 137, 141, 144, 149, 150, 152, 154, 156, 161, 162, 165, 170
Offset: 0

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Author

Christian G. Bower, Jan 17 2006

Keywords

Comments

All values are the sum of a triangular number A000217 and a square A000290.

Crossrefs

A115250 Least inverse of A115247, or -1 if no inverse exists.

Original entry on oeis.org

0, 2, 4, 37, 8, 138, 13, 41, 27, 167, 335, 111, 746, 492, 8366, 3032, 7223
Offset: 0

Views

Author

Christian G. Bower, Jan 17 2006

Keywords

Crossrefs

Cf. A115247.
Showing 1-2 of 2 results.