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.

A294000 Number of linear chord diagrams having n chords and no chord length larger than eight.

Table of values

n a(n)
0 1
1 1
2 3
3 15
4 105
5 945
6 10395
7 135135
8 2027025
9 11486475
10 72025173
11 497809599
12 3759823201
13 30676852011
14 265149012989
15 2341915514787
16 19966886272757
17 154807536575931
18 1184739742163293
19 9169888620679203
20 72323378114077925
21 580752883543676927
22 4717664674505952353

List of values

[1, 1, 3, 15, 105, 945, 10395, 135135, 2027025, 11486475, 72025173, 497809599, 3759823201, 30676852011, 265149012989, 2341915514787, 19966886272757, 154807536575931, 1184739742163293, 9169888620679203, 72323378114077925, 580752883543676927, 4717664674505952353]

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

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