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.

A287960 Numbers that are the sum of two centered triangular numbers (A005448).

Table of values

n a(n)
1 2
2 5
3 8
4 11
5 14
6 20
7 23
8 29
9 32
10 35
11 38
12 41
13 47
14 50
15 56
16 62
17 65
18 68
19 74
20 77
21 83
22 86
23 89
24 92
25 95
26 104
27 110
28 113
29 116
30 119
31 128
32 131
33 137
34 140
35 146
36 149
37 155
38 167
39 170
40 173
41 176
42 182
43 185
44 194
45 197
46 200
47 203
48 209
49 212
50 218
51 221
52 230
53 236
54 239
55 245
56 251
57 254
58 263
59 266
60 272
61 275
62 278
63 281
64 284
65 293
66 299

List of values

[2, 5, 8, 11, 14, 20, 23, 29, 32, 35, 38, 41, 47, 50, 56, 62, 65, 68, 74, 77, 83, 86, 89, 92, 95, 104, 110, 113, 116, 119, 128, 131, 137, 140, 146, 149, 155, 167, 170, 173, 176, 182, 185, 194, 197, 200, 203, 209, 212, 218, 221, 230, 236, 239, 245, 251, 254, 263, 266, 272, 275, 278, 281, 284, 293, 299]

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

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