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.

A200836 Number of 0..6 arrays x(0..n+1) of n+2 elements without any two consecutive increases or two consecutive decreases.

Table of values

n a(n)
1 273
2 1491
3 8239
4 45465
5 250913
6 1384813
7 7642875
8 42181611
9 232803603
10 1284861277
11 7091249941
12 39137163521
13 216001069269
14 1192126810953
15 6579441195743
16 36312451033865
17 200411259993515
18 1106085433196691

List of values

[273, 1491, 8239, 45465, 250913, 1384813, 7642875, 42181611, 232803603, 1284861277, 7091249941, 39137163521, 216001069269, 1192126810953, 6579441195743, 36312451033865, 200411259993515, 1106085433196691]

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

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