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.

A323189 Number of n-step point-symmetrical self-avoiding walks on the square lattice.

Table of values

n a(n)
1 4
2 4
3 12
4 12
5 36
6 36
7 100
8 100
9 284
10 276
11 780
12 764
13 2148
14 2084
15 5868
16 5692
17 15956
18 15436
19 43300
20 41812
21 117100
22 112916
23 316076
24 304524
25 851612
26 819372
27 2290932
28 2203132
29 6154284
30 5912572
31 16514988
32 15859820
33 44268460
34 42480972
35 118562580
36 113738396
37 317268516

List of values

[4, 4, 12, 12, 36, 36, 100, 100, 284, 276, 780, 764, 2148, 2084, 5868, 5692, 15956, 15436, 43300, 41812, 117100, 112916, 316076, 304524, 851612, 819372, 2290932, 2203132, 6154284, 5912572, 16514988, 15859820, 44268460, 42480972, 118562580, 113738396, 317268516]

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

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