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.

A368001 a(n) is the denominator of the probability that a particular one of the A335573(n+1) fixed polyominoes corresponding to the free polyomino with binary code A246521(n+1) appears as the image of a simple random walk on the square lattice.

Table of values

n a(n)
1 1
2 2
3 6
4 6
5 21
6 21
7 28
8 21
9 21
10 2002
11 77
12 77
13 77
14 1001
15 77
16 77
17 1001
18 1001
19 77
20 91
21 77
22 89089
23 785603
24 286
25 286
26 48594
27 286
28 25924899
29 194194
30 785603
31 194194
32 25924899
33 286
34 89089
35 286
36 388388
37 194194
38 286
39 51849798
40 388388
41 194194
42 286
43 286
44 194194
45 286
46 388388
47 286
48 286
49 194194
50 388388
51 194194
52 286
53 388388
54 1165164
55 291291
56 286

List of values

[1, 2, 6, 6, 21, 21, 28, 21, 21, 2002, 77, 77, 77, 1001, 77, 77, 1001, 1001, 77, 91, 77, 89089, 785603, 286, 286, 48594, 286, 25924899, 194194, 785603, 194194, 25924899, 286, 89089, 286, 388388, 194194, 286, 51849798, 388388, 194194, 286, 286, 194194, 286, 388388, 286, 286, 194194, 388388, 194194, 286, 388388, 1165164, 291291, 286]