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.

A128531 a(n) = numerator of r(n): r(n) is such that the continued fraction (of rational terms) [r(1);r(2),...r(n)] equals the n-th Fibonacci number, for every positive integer n.

Table of values

n a(n)
1 1
2 1
3 -2
4 3
5 -10
6 6
7 -65
8 378
9 -5525
10 16632
11 -1278485
12 25147584
13 -1012815817
14 8022079296
15 -2114837334805
16 570081043090944
17 -60533314393713485
18 1256458618972440576
19 -4540728540084435567025
20 1677888660820605842036736
21 -466914087740138106185288665

List of values

[1, 1, -2, 3, -10, 6, -65, 378, -5525, 16632, -1278485, 25147584, -1012815817, 8022079296, -2114837334805, 570081043090944, -60533314393713485, 1256458618972440576, -4540728540084435567025, 1677888660820605842036736, -466914087740138106185288665]