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.

A337317 The number of stable vertically balanced self-avoiding walks of length n on the upper half-plane of a 2D square lattice where the nodes and connecting rods have equal mass.

Table of values

n a(n)
1 2
2 4
3 10
4 24
5 60
6 138
7 348
8 832
9 2104
10 5192
11 13178
12 32662
13 82890
14 207888
15 529738
16 1339188
17 3424526
18 8698382
19 22294906
20 56836056
21 145982928
22 373363770
23 960834764
24 2463930512
25 6351046936
26 16322104184
27 42131167144
28 108478565772
29 280360764620

List of values

[2, 4, 10, 24, 60, 138, 348, 832, 2104, 5192, 13178, 32662, 82890, 207888, 529738, 1339188, 3424526, 8698382, 22294906, 56836056, 145982928, 373363770, 960834764, 2463930512, 6351046936, 16322104184, 42131167144, 108478565772, 280360764620]

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

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