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.

A217536 Square array read by antidiagonals, where the top row is the nonnegative integers and the other numbers are the sum of the neighbors in the preceding row.

Table of values

n a(n)
0 0
1 1
2 1
3 2
4 3
5 4
6 3
7 6
8 10
9 14
10 4
11 9
12 18
13 32
14 46
15 5
16 12
17 27
18 55
19 101
20 147
21 6
22 15
23 36
24 81
25 168
26 315
27 462
28 7
29 18
30 45
31 108
32 244
33 513
34 975
35 1437
36 8
37 21
38 54
39 135
40 324
41 736
42 1564
43 3001
44 4438
45 9
46 24
47 63
48 162
49 405
50 973
51 2222
52 4761
53 9199
54 13637
55 10
56 27
57 72
58 189
59 486
60 1215
61 2924
62 6710
63 14472
64 28109
65 41746

List of values

[0, 1, 1, 2, 3, 4, 3, 6, 10, 14, 4, 9, 18, 32, 46, 5, 12, 27, 55, 101, 147, 6, 15, 36, 81, 168, 315, 462, 7, 18, 45, 108, 244, 513, 975, 1437, 8, 21, 54, 135, 324, 736, 1564, 3001, 4438, 9, 24, 63, 162, 405, 973, 2222, 4761, 9199, 13637, 10, 27, 72, 189, 486, 1215, 2924, 6710, 14472, 28109, 41746]