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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.

A324449 Number of labeled cyclic chord diagrams with n chords such that the minimal chord length equals five.

Table of values

n a(n)
5 1
6 17
7 352
8 6722
9 137225
10 3013170
11 70909863
12 1785795023
13 48031299838
14 1376860759082
15 41968192206641
16 1356883954535010
17 46416330714749286
18 1675869323349039899
19 63713356727612022712
20 2544933663663025077386
21 106578973284507947559875
22 4670547639650409700162167

List of values

[1, 17, 352, 6722, 137225, 3013170, 70909863, 1785795023, 48031299838, 1376860759082, 41968192206641, 1356883954535010, 46416330714749286, 1675869323349039899, 63713356727612022712, 2544933663663025077386, 106578973284507947559875, 4670547639650409700162167]

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

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