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.

A212974 Number of (w,x,y) with all terms in {0,...,n} and w>floor((x+y)/3).

Table of values

n a(n)
0 0
1 4
2 15
3 37
4 75
5 132
6 212
7 320
8 459
9 633
10 847
11 1104
12 1408
13 1764
14 2175
15 2645
16 3179
17 3780
18 4452
19 5200
20 6027
21 6937
22 7935
23 9024
24 10208
25 11492
26 12879
27 14373
28 15979
29 17700
30 19540
31 21504
32 23595
33 25817
34 28175
35 30672
36 33312
37 36100
38 39039
39 42133

List of values

[0, 4, 15, 37, 75, 132, 212, 320, 459, 633, 847, 1104, 1408, 1764, 2175, 2645, 3179, 3780, 4452, 5200, 6027, 6937, 7935, 9024, 10208, 11492, 12879, 14373, 15979, 17700, 19540, 21504, 23595, 25817, 28175, 30672, 33312, 36100, 39039, 42133]