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.

A380644 Numbers that can be expressed as 4*j*k+j+k, j,k >= 1, as well as 4*j*k-j-k, j,k >= 2.

Table of values

n a(n)
1 26
2 41
3 47
4 56
5 61
6 68
7 71
8 74
9 86
10 89
11 96
12 101
13 107
14 110
15 116
16 128
17 131
18 140
19 146
20 151
21 152
22 155
23 159
24 161
25 166
26 173
27 176
28 182
29 185
30 191
31 194
32 201
33 206
34 208
35 209
36 215
37 221
38 224
39 236
40 239
41 242
42 250
43 251
44 257
45 261
46 263
47 266
48 271
49 272
50 278
51 281
52 290
53 293
54 296
55 299

List of values

[26, 41, 47, 56, 61, 68, 71, 74, 86, 89, 96, 101, 107, 110, 116, 128, 131, 140, 146, 151, 152, 155, 159, 161, 166, 173, 176, 182, 185, 191, 194, 201, 206, 208, 209, 215, 221, 224, 236, 239, 242, 250, 251, 257, 261, 263, 266, 271, 272, 278, 281, 290, 293, 296, 299]

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

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