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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.

A352611 a(n) is the number of different ways to partition the set of vertices of a convex n-gon into 5 polygons.

Table of values

n a(n)
15 1401400
16 28028000
17 333533200
18 3073270200
19 24234675465
20 172096749825
21 1134040872965
22 7069307049805
23 42240545297951
24 244205509154607
25 1375458924105651
26 7586883537988755
27 41147137237012950
28 220107145169421510
29 1164186829638102270
30 6100518487069916910

List of values

[1401400, 28028000, 333533200, 3073270200, 24234675465, 172096749825, 1134040872965, 7069307049805, 42240545297951, 244205509154607, 1375458924105651, 7586883537988755, 41147137237012950, 220107145169421510, 1164186829638102270, 6100518487069916910]

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

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