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.

A213491 Number of (w,x,y) with all terms in {0,...,n} and the numbers w,x,y,|w-x|,|x-y| not distinct.

Table of values

n a(n)
0 1
1 8
2 27
3 64
4 125
5 204
6 305
7 420
8 569
9 714
10 909
11 1096
12 1327
13 1550
14 1833
15 2086
16 2411
17 2706
18 3071
19 3402
20 3815
21 4176
22 4635
23 5038
24 5533
25 5972
26 6519
27 6988
28 7577
29 8088
30 8717
31 9264
32 9941
33 10518
34 11241
35 11860
36 12619
37 13274
38 14085
39 14770
40 15623

List of values

[1, 8, 27, 64, 125, 204, 305, 420, 569, 714, 909, 1096, 1327, 1550, 1833, 2086, 2411, 2706, 3071, 3402, 3815, 4176, 4635, 5038, 5533, 5972, 6519, 6988, 7577, 8088, 8717, 9264, 9941, 10518, 11241, 11860, 12619, 13274, 14085, 14770, 15623]