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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.

A014717 a(n) = (F(n+1) + L(n))^2 where F(n) are the Fibonacci numbers (A000045) and L(n) are the Lucas numbers (A000032).

Table of values

n a(n)
0 9
1 4
2 25
3 49
4 144
5 361
6 961
7 2500
8 6561
9 17161
10 44944
11 117649
12 308025
13 806404
14 2111209
15 5527201
16 14470416
17 37884025
18 99181681
19 259660996
20 679801329
21 1779742969
22 4659427600
23 12198539809
24 31936191849
25 83610035716
26 218893915321
27 573071710225
28 1500321215376

List of values

[9, 4, 25, 49, 144, 361, 961, 2500, 6561, 17161, 44944, 117649, 308025, 806404, 2111209, 5527201, 14470416, 37884025, 99181681, 259660996, 679801329, 1779742969, 4659427600, 12198539809, 31936191849, 83610035716, 218893915321, 573071710225, 1500321215376]

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

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