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.

A212066 Number of (w,x,y,z) with all terms in {1,...,n} and w^2>x*y*z.

Table of values

n a(n)
0 0
1 0
2 4
3 24
4 71
5 166
6 322
7 571
8 928
9 1403
10 2043
11 2875
12 3906
13 5183
14 6727
15 8584
16 10762
17 13303
18 16219
19 19601
20 23442
21 27766
22 32636
23 38080
24 44130
25 50771
26 58147
27 66243
28 75099
29 84768
30 95238
31 106629
32 118939
33 132179
34 146448
35 161761
36 178106

List of values

[0, 0, 4, 24, 71, 166, 322, 571, 928, 1403, 2043, 2875, 3906, 5183, 6727, 8584, 10762, 13303, 16219, 19601, 23442, 27766, 32636, 38080, 44130, 50771, 58147, 66243, 75099, 84768, 95238, 106629, 118939, 132179, 146448, 161761, 178106]