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.

A224335 Number of idempotent 4X4 0..n matrices of rank 3.

Table of values

n a(n)
1 60
2 212
3 508
4 996
5 1724
6 2740
7 4092
8 5828
9 7996
10 10644
11 13820
12 17572
13 21948
14 26996
15 32764
16 39300
17 46652
18 54868
19 63996
20 74084
21 85180
22 97332
23 110588
24 124996
25 140604
26 157460
27 175612
28 195108
29 215996
30 238324
31 262140
32 287492
33 314428
34 342996
35 373244

List of values

[60, 212, 508, 996, 1724, 2740, 4092, 5828, 7996, 10644, 13820, 17572, 21948, 26996, 32764, 39300, 46652, 54868, 63996, 74084, 85180, 97332, 110588, 124996, 140604, 157460, 175612, 195108, 215996, 238324, 262140, 287492, 314428, 342996, 373244]