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.

A318376 a(n) = F(n+1)^3 - 3*F(n-1)*F(n)^2, where F(n) = A000045(n), the n-th Fibonacci number.

Table of values

n a(n)
0 1
1 1
2 5
3 15
4 71
5 287
6 1237
7 5205
8 22105
9 93547
10 396419
11 1679019
12 7112825
13 30129785
14 127632829
15 540659703
16 2290273903
17 9701751655
18 41097286445
19 174090887853
20 737460853361
21 3123934276211
22 13233197998795
23 56056726205715
24 237460102927921
25 1005897137745457
26 4261048654187957

List of values

[1, 1, 5, 15, 71, 287, 1237, 5205, 22105, 93547, 396419, 1679019, 7112825, 30129785, 127632829, 540659703, 2290273903, 9701751655, 41097286445, 174090887853, 737460853361, 3123934276211, 13233197998795, 56056726205715, 237460102927921, 1005897137745457, 4261048654187957]