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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.

A073135 Table by antidiagonals of T(n,k) = 2*n*T(n,k-1) - n^2*T(n,k-2) + T(n,k-4) starting with T(n,1) = 1.

Table of values

n a(n)
0 1
1 2
2 1
3 3
4 4
5 1
6 4
7 12
8 6
9 1
10 6
11 32
12 27
13 8
14 1
15 10
16 81
17 108
18 48
19 10
20 1
21 17
22 200
23 406
24 256
25 75
26 12
27 1
28 28
29 488
30 1470
31 1281
32 500
33 108
34 14
35 1
36 45
37 1184
38 5193
39 6160
40 3126
41 864
42 147
43 16
44 1
45 72
46 2865
47 18036
48 28832
49 18770
50 6481
51 1372
52 192
53 18
54 1
55 116
56 6924
57 61885
58 132352

List of values

[1, 2, 1, 3, 4, 1, 4, 12, 6, 1, 6, 32, 27, 8, 1, 10, 81, 108, 48, 10, 1, 17, 200, 406, 256, 75, 12, 1, 28, 488, 1470, 1281, 500, 108, 14, 1, 45, 1184, 5193, 6160, 3126, 864, 147, 16, 1, 72, 2865, 18036, 28832, 18770, 6481, 1372, 192, 18, 1, 116, 6924, 61885, 132352]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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