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.

A024830 a(n) = least m such that if r and s in {F(2*h)/F(2*h+1): h = 1,2,...,n} satisfy r < s, then r < k/m < s for some integer k, where F = A000045 (Fibonacci numbers).

Table of values

n a(n)
2 7
3 18
4 73
5 424
6 2741
7 18389
8 124799
9 851937
10 5831634
11 39952039
12 273777171
13 1876334786
14 12860231668

List of values

[7, 18, 73, 424, 2741, 18389, 124799, 851937, 5831634, 39952039, 273777171, 1876334786, 12860231668]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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