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.

A213106 Triangle T(n,k) of numbers/2 of non-extendable (complete) non-self-adjacent simple paths within a square lattice bounded by rectangles with nodal dimensions n and k, n >= k >= 2.

Table of values

n a(n)
2 4
3 10
4 32
5 20
6 82
7 276
8 36
9 198
10 898
11 4028
12 62
13 456
14 2770
15 16840
16 93664
17 104
18 1014
19 8098
20 65998
21 483974
22 3248120
23 172
24 2210
25 22886
26 250152
27 2430726
28 21169866
29 177690360
30 282
31 4758
32 63366
33 931076
34 12062348
35 136925026
36 1482885382
37 15972807764

List of values

[4, 10, 32, 20, 82, 276, 36, 198, 898, 4028, 62, 456, 2770, 16840, 93664, 104, 1014, 8098, 65998, 483974, 3248120, 172, 2210, 22886, 250152, 2430726, 21169866, 177690360, 282, 4758, 63366, 931076, 12062348, 136925026, 1482885382, 15972807764]