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.

A214231 Sum of the four nearest neighbors of n in a right triangular type-1 spiral with positive integers.

Table of values

n a(n)
1 19
2 35
3 33
4 52
5 32
6 33
7 58
8 41
9 45
10 58
11 98
12 75
13 70
14 74
15 90
16 127
17 89
18 81
19 85
20 89
21 93
22 136
23 101
24 105
25 109
26 113
27 117
28 139
29 197
30 156
31 142
32 146
33 150
34 154
35 158
36 183
37 238
38 182
39 165
40 169
41 173
42 177
43 181
44 185
45 189
46 250
47 197
48 201
49 205
50 209
51 213
52 217
53 221
54 225
55 256
56 332

List of values

[19, 35, 33, 52, 32, 33, 58, 41, 45, 58, 98, 75, 70, 74, 90, 127, 89, 81, 85, 89, 93, 136, 101, 105, 109, 113, 117, 139, 197, 156, 142, 146, 150, 154, 158, 183, 238, 182, 165, 169, 173, 177, 181, 185, 189, 250, 197, 201, 205, 209, 213, 217, 221, 225, 256, 332]