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.

A302232 Triangle T(n,k) of the numbers of k-matchings in the n-Moebius ladder (0 <= k <= n, n > 2).

Table of values

n a(n)
3 1
4 9
5 18
6 6
7 1
8 12
9 42
10 44
11 7
12 1
13 15
14 75
15 145
16 95
17 13
18 1
19 18
20 117
21 336
22 420
23 192
24 18
25 1
26 21
27 168
28 644
29 1225
30 1085
31 371
32 31
33 1
34 24
35 228
36 1096
37 2834
38 3880
39 2588
40 696
41 47
42 1
43 27
44 297
45 1719
46 5652
47 10656
48 11097
49 5823
50 1278
51 78
52 1
53 30
54 375
55 2540
56 10165
57 24626
58 35645
59 29380
60 12535
61 2310
62 123

List of values

[1, 9, 18, 6, 1, 12, 42, 44, 7, 1, 15, 75, 145, 95, 13, 1, 18, 117, 336, 420, 192, 18, 1, 21, 168, 644, 1225, 1085, 371, 31, 1, 24, 228, 1096, 2834, 3880, 2588, 696, 47, 1, 27, 297, 1719, 5652, 10656, 11097, 5823, 1278, 78, 1, 30, 375, 2540, 10165, 24626, 35645, 29380, 12535, 2310, 123]