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.

A082585 a(1)=1, a(n) = ceiling(r(5)*a(n-1)) where r(5) = (1/2)*(5 + sqrt(29)) is the positive root of X^2 = 5*X + 1.

Table of values

n a(n)
1 1
2 6
3 32
4 167
5 868
6 4508
7 23409
8 121554
9 631180
10 3277455
11 17018456
12 88369736
13 458867137
14 2382705422
15 12372394248
16 64244676663
17 333595777564
18 1732223564484
19 8994713599985
20 46705791564410
21 242523671422036

List of values

[1, 6, 32, 167, 868, 4508, 23409, 121554, 631180, 3277455, 17018456, 88369736, 458867137, 2382705422, 12372394248, 64244676663, 333595777564, 1732223564484, 8994713599985, 46705791564410, 242523671422036]