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.

A322494 Number A(n,k) of tilings of a k X n rectangle using V (2m+1)-ominoes (m >= 0) in standard orientation; square array A(n,k), n>=0, k>=0, read by antidiagonals.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 1
10 1
11 1
12 2
13 1
14 1
15 1
16 1
17 3
18 3
19 1
20 1
21 1
22 1
23 5
24 8
25 5
26 1
27 1
28 1
29 1
30 8
31 18
32 18
33 8
34 1
35 1
36 1
37 1
38 13
39 44
40 68
41 44
42 13
43 1
44 1
45 1
46 1
47 21
48 107
49 233
50 233
51 107
52 21
53 1
54 1
55 1
56 1
57 34
58 257
59 838
60 1262
61 838
62 257
63 34
64 1
65 1
66 1
67 1
68 55
69 621
70 2989
71 6523
72 6523
73 2989
74 621
75 55
76 1
77 1

List of values

[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 3, 3, 1, 1, 1, 1, 5, 8, 5, 1, 1, 1, 1, 8, 18, 18, 8, 1, 1, 1, 1, 13, 44, 68, 44, 13, 1, 1, 1, 1, 21, 107, 233, 233, 107, 21, 1, 1, 1, 1, 34, 257, 838, 1262, 838, 257, 34, 1, 1, 1, 1, 55, 621, 2989, 6523, 6523, 2989, 621, 55, 1, 1]