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.

A224546 Number of (n+1) X 5 0..1 matrices with each 2 X 2 subblock idempotent.

Table of values

n a(n)
1 48
2 86
3 125
4 196
5 294
6 448
7 682
8 1049
9 1626
10 2543
11 4007
12 6355
13 10131
14 16216
15 26035
16 41894
17 67524
18 108962
19 175976
20 284371
21 459720
22 743401
23 1202365
24 1944941
25 3146409
26 5090378
27 8235737
28 13324984
29 21559506
30 34883188
31 56441302
32 91323005
33 147762726

List of values

[48, 86, 125, 196, 294, 448, 682, 1049, 1626, 2543, 4007, 6355, 10131, 16216, 26035, 41894, 67524, 108962, 175976, 284371, 459720, 743401, 1202365, 1944941, 3146409, 5090378, 8235737, 13324984, 21559506, 34883188, 56441302, 91323005, 147762726]