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.

A200837 Number of 0..7 arrays x(0..n+1) of n+2 elements without any two consecutive increases or two consecutive decreases.

Table of values

n a(n)
1 400
2 2444
3 15128
4 93472
5 577660
6 3570086
7 22063924
8 136360286
9 842739040
10 5208328180
11 32188710564
12 198933910242
13 1229459024390
14 7598350081290
15 46959616234372
16 290221631449614
17 1793638920327662
18 11085116434803236

List of values

[400, 2444, 15128, 93472, 577660, 3570086, 22063924, 136360286, 842739040, 5208328180, 32188710564, 198933910242, 1229459024390, 7598350081290, 46959616234372, 290221631449614, 1793638920327662, 11085116434803236]

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

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