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.

A213841 Rectangular array: (row n) = b**c, where b(h) = 2*h-1, c(h) = 4*n-7+4*h, n>=1, h>=1, and ** = convolution.

Table of values

n a(n)
1 1
2 8
3 5
4 29
5 24
6 9
7 72
8 65
9 40
10 13
11 145
12 136
13 101
14 56
15 17
16 256
17 245
18 200
19 137
20 72
21 21
22 413
23 400
24 345
25 264
26 173
27 88
28 25
29 624
30 609
31 544
32 445
33 328
34 209
35 104
36 29
37 897
38 880
39 805
40 688
41 545
42 392
43 245
44 120
45 33
46 1240
47 1221
48 1136
49 1001

List of values

[1, 8, 5, 29, 24, 9, 72, 65, 40, 13, 145, 136, 101, 56, 17, 256, 245, 200, 137, 72, 21, 413, 400, 345, 264, 173, 88, 25, 624, 609, 544, 445, 328, 209, 104, 29, 897, 880, 805, 688, 545, 392, 245, 120, 33, 1240, 1221, 1136, 1001]