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.

A181072 Consider 1-D random walk with jumps up to the fourth neighbor, i.e., set of possible jumps is {-4,-3,-2,-1,+1,+2,+3,+4}. Sequence gives number of paths of length n ending at origin.

Table of values

n a(n)
0 1
1 0
2 8
3 36
4 296
5 2030
6 15200
7 112308
8 845320
9 6386076
10 48582438
11 371138460
12 2846769992
13 21905812786
14 169041544568
15 1307602672376
16 10136307859080
17 78721657307320
18 612391634798156
19 4770987007606224
20 37219155177139126
21 290702353768374570
22 2273036878855399720

List of values

[1, 0, 8, 36, 296, 2030, 15200, 112308, 845320, 6386076, 48582438, 371138460, 2846769992, 21905812786, 169041544568, 1307602672376, 10136307859080, 78721657307320, 612391634798156, 4770987007606224, 37219155177139126, 290702353768374570, 2273036878855399720]