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.

A224526 Number of idempotent 4 X 4 0..n matrices of rank 1.

Table of values

n a(n)
1 108
2 404
3 892
4 1716
5 2732
6 4324
7 6060
8 8516
9 11308
10 14820
11 18572
12 23668
13 28716
14 34916
15 41836
16 49860
17 58076
18 68164
19 78252
20 90356
21 102988
22 116868
23 131276
24 148564
25 165660
26 184532
27 204604
28 226788
29 249116
30 274900
31 300252
32 328628
33 357868
34 389028
35 421580
36 457924
37 493500

List of values

[108, 404, 892, 1716, 2732, 4324, 6060, 8516, 11308, 14820, 18572, 23668, 28716, 34916, 41836, 49860, 58076, 68164, 78252, 90356, 102988, 116868, 131276, 148564, 165660, 184532, 204604, 226788, 249116, 274900, 300252, 328628, 357868, 389028, 421580, 457924, 493500]