A003452 - cp's OEIS frontend

A003452 Number of nonequivalent dissections of an n-gon into 3 polygons by nonintersecting diagonals rooted at a cell up to rotation and reflection.

n	a(n)
5	2
6	7
7	15
8	28
9	45
10	69
11	98
12	136
13	180
14	235
15	297
16	372
17	455
18	553
19	660
20	784
21	918
22	1071
23	1235
24	1420
25	1617
26	1837
27	2070
28	2328
29	2600
30	2899
31	3213
32	3556
33	3915
34	4305
35	4712
36	5152
37	5610
38	6103
39	6615
40	7164
41	7733
42	8341
43	8970
44	9640
45	10332
46	11067
47	11825
48	12628

[2, 7, 15, 28, 45, 69, 98, 136, 180, 235, 297, 372, 455, 553, 660, 784, 918, 1071, 1235, 1420, 1617, 1837, 2070, 2328, 2600, 2899, 3213, 3556, 3915, 4305, 4712, 5152, 5610, 6103, 6615, 7164, 7733, 8341, 8970, 9640, 10332, 11067, 11825, 12628]

cp's OEIS Frontend

A003452 Number of nonequivalent dissections of an n-gon into 3 polygons by nonintersecting diagonals rooted at a cell up to rotation and reflection.

Table of values

List of values