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.

A079451 Largest prime dividing the n-th Lucas number (A000032); 1 when no such prime exists.

Table of values

n a(n)
0 2
1 1
2 3
3 2
4 7
5 11
6 3
7 29
8 47
9 19
10 41
11 199
12 23
13 521
14 281
15 31
16 2207
17 3571
18 107
19 9349
20 2161
21 211
22 307
23 461
24 1103
25 151
26 90481
27 5779
28 14503
29 19489
30 2521
31 3010349
32 4481
33 9901
34 63443
35 911
36 103681
37 54018521
38 29134601
39 859
40 3041
41 370248451
42 1427
43 144481
44 967
45 541
46 275449

List of values

[2, 1, 3, 2, 7, 11, 3, 29, 47, 19, 41, 199, 23, 521, 281, 31, 2207, 3571, 107, 9349, 2161, 211, 307, 461, 1103, 151, 90481, 5779, 14503, 19489, 2521, 3010349, 4481, 9901, 63443, 911, 103681, 54018521, 29134601, 859, 3041, 370248451, 1427, 144481, 967, 541, 275449]

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

Content is available under The OEIS End-User License Agreement.