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.

A227664 Number of lattice paths from {10}^n to {0}^n using steps that decrement one component by 1 such that for each point (p_1,p_2,...,p_n) we have abs(p_{i}-p_{i+1}) <= 1.

Table of values

n a(n)
0 1
1 1
2 1024
3 345104904
4 3738507768500896
5 515791104488454210243072
6 533787802709908480895773030991840
7 2939698583689917131062885788617101100432640
8 67615349092818211761363011993295568195043095341810560
9 5423343272088334681448905520570069990718596808928384073877898816

List of values

[1, 1, 1024, 345104904, 3738507768500896, 515791104488454210243072, 533787802709908480895773030991840, 2939698583689917131062885788617101100432640, 67615349092818211761363011993295568195043095341810560, 5423343272088334681448905520570069990718596808928384073877898816]