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.

A163002 Number of n X n binary arrays with all 1s connected and a path of 1s from upper left corner to lower right corner.

Table of values

n a(n)
1 1
2 3
3 45
4 2423
5 482443
6 360923899
7 1012326365581
8 10583931453268587
9 410628432970492896401
10 58940807698860767759080097
11 31235684611422395105793077154373
12 61025622782775877079925551890952450707
13 439058030866550268551946597005515209497083151

List of values

[1, 3, 45, 2423, 482443, 360923899, 1012326365581, 10583931453268587, 410628432970492896401, 58940807698860767759080097, 31235684611422395105793077154373, 61025622782775877079925551890952450707, 439058030866550268551946597005515209497083151]

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

Content is available under The OEIS End-User License Agreement.