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.

A244806 The 180-degree spoke (or ray) of a hexagonal spiral of Ulam.

Table of values

n a(n)
1 1
2 18
3 59
4 124
5 213
6 326
7 463
8 624
9 809
10 1018
11 1251
12 1508
13 1789
14 2094
15 2423
16 2776
17 3153
18 3554
19 3979
20 4428
21 4901
22 5398
23 5919
24 6464
25 7033
26 7626
27 8243
28 8884
29 9549
30 10238
31 10951
32 11688
33 12449
34 13234
35 14043
36 14876
37 15733
38 16614
39 17519
40 18448
41 19401
42 20378
43 21379
44 22404
45 23453
46 24526
47 25623

List of values

[1, 18, 59, 124, 213, 326, 463, 624, 809, 1018, 1251, 1508, 1789, 2094, 2423, 2776, 3153, 3554, 3979, 4428, 4901, 5398, 5919, 6464, 7033, 7626, 8243, 8884, 9549, 10238, 10951, 11688, 12449, 13234, 14043, 14876, 15733, 16614, 17519, 18448, 19401, 20378, 21379, 22404, 23453, 24526, 25623]