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.

A227580 Number of lattice paths from {n}^3 to {0}^3 using steps that decrement one component such that for each point (p_1,p_2,p_3) we have p_1<=p_2<=p_3.

Table of values

n a(n)
0 1
1 1
2 14
3 290
4 7680
5 238636
6 8285506
7 312077474
8 12509563082
9 526701471002
10 23076216957520
11 1044813920439200
12 48630132961189400
13 2317337976558074760
14 112689430179458971738
15 5577655817793682738378
16 280392321290875174774106
17 14290804691034216155457274

List of values

[1, 1, 14, 290, 7680, 238636, 8285506, 312077474, 12509563082, 526701471002, 23076216957520, 1044813920439200, 48630132961189400, 2317337976558074760, 112689430179458971738, 5577655817793682738378, 280392321290875174774106, 14290804691034216155457274]