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.

A214252 Sum of the eight nearest neighbors of n in a right triangular type-3 spiral with positive integers.

Table of values

n a(n)
1 62
2 88
3 63
4 89
5 76
6 102
7 170
8 127
9 126
10 152
11 223
12 159
13 140
14 139
15 159
16 221
17 175
18 171
19 179
20 202
21 249
22 353
23 274
24 252
25 254
26 262
27 279
28 323
29 430
30 330
31 293
32 283
33 291
34 299
35 307
36 336
37 425
38 352
39 339
40 347
41 355
42 363
43 371
44 403
45 468
46 608
47 493
48 453
49 446
50 454
51 462
52 470
53 478
54 504

List of values

[62, 88, 63, 89, 76, 102, 170, 127, 126, 152, 223, 159, 140, 139, 159, 221, 175, 171, 179, 202, 249, 353, 274, 252, 254, 262, 279, 323, 430, 330, 293, 283, 291, 299, 307, 336, 425, 352, 339, 347, 355, 363, 371, 403, 468, 608, 493, 453, 446, 454, 462, 470, 478, 504]

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

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