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.

A135260 Fibonacci Connell sequence: 1 odd, 1 even, 2 odd, 3 even, 5 odd, 8 even, ....

Original entry on oeis.org

1, 2, 3, 5, 6, 8, 10, 11, 13, 15, 17, 19, 20, 22, 24, 26, 28, 30, 32, 34, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 101, 103, 105, 107, 109, 111, 113, 115, 117, 119, 121, 123, 125
Offset: 1

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Author

Jonathan Vos Post, Dec 01 2007

Keywords

Comments

This is to A049039 as Fibonacci numbers A000045 is to A000079 Powers of 2.

Crossrefs

Formula

F(1) of the odd numbers: a(n) = 2n+1 (A005408), followed by the next F(2) of the even numbers a(n) = 2n (A005843), followed by the next F(3) of the odd numbers, followed by the next F(4) of the even numbers and so forth, where F(n) = A000045(n).

Extensions

Corrected by Avinoam Kalma, Jun 20 2010