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.

A026048 (d(n)-r(n))/5, where d = A026046 and r is the periodic sequence with fundamental period (1,0,4,0,0).

Table of values

n a(n)
6 15
7 21
8 28
9 39
10 52
11 68
12 88
13 111
14 140
15 173
16 211
17 255
18 304
19 361
20 424
21 494
22 572
23 657
24 752
25 855
26 967
27 1089
28 1220
29 1363
30 1516
31 1680
32 1856
33 2043
34 2244
35 2457
36 2683
37 2923
38 3176
39 3445
40 3728
41 4026
42 4340
43 4669
44 5016
45 5379
46 5759
47 6157
48 6572
49 7007
50 7460
51 7932
52 8424
53 8935
54 9468
55 10021
56 10595
57 11191

List of values

[15, 21, 28, 39, 52, 68, 88, 111, 140, 173, 211, 255, 304, 361, 424, 494, 572, 657, 752, 855, 967, 1089, 1220, 1363, 1516, 1680, 1856, 2043, 2244, 2457, 2683, 2923, 3176, 3445, 3728, 4026, 4340, 4669, 5016, 5379, 5759, 6157, 6572, 7007, 7460, 7932, 8424, 8935, 9468, 10021, 10595, 11191]