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.

A213391 Number of (w,x,y) with all terms in {0,...,n} and 2*max(w,x,y) < 3*min(w,x,y).

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 10
5 17
6 24
7 43
8 62
9 81
10 118
11 155
12 192
13 253
14 314
15 375
16 466
17 557
18 648
19 775
20 902
21 1029
22 1198
23 1367
24 1536
25 1753
26 1970
27 2187
28 2458
29 2729
30 3000
31 3331
32 3662
33 3993
34 4390
35 4787
36 5184
37 5653
38 6122
39 6591
40 7138
41 7685
42 8232
43 8863
44 9494
45 10125

List of values

[0, 1, 2, 3, 10, 17, 24, 43, 62, 81, 118, 155, 192, 253, 314, 375, 466, 557, 648, 775, 902, 1029, 1198, 1367, 1536, 1753, 1970, 2187, 2458, 2729, 3000, 3331, 3662, 3993, 4390, 4787, 5184, 5653, 6122, 6591, 7138, 7685, 8232, 8863, 9494, 10125]