A342053 - cp's OEIS frontend

A342053 Array read by antidiagonals: T(n,k) is the number of unrooted 3-connected triangulations of a disk with n interior nodes and k nodes on the boundary, n >= 1, k >= 3.

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	4
7	1
8	2
9	8
10	16
11	1
12	3
13	12
14	38
15	78
16	1
17	3
18	20
19	73
20	219
21	457
22	1
23	4
24	27
25	140
26	503
27	1404
28	2938
29	1
30	4
31	39
32	235
33	1089
34	3661
35	9714
36	20118
37	1
38	5
39	51
40	392
41	2149
42	8796
43	27715
44	70454
45	144113
46	1
47	5
48	68
49	610
50	4050
51	19419
52	72204
53	214664
54	527235
55	1065328

[1, 1, 1, 1, 2, 4, 1, 2, 8, 16, 1, 3, 12, 38, 78, 1, 3, 20, 73, 219, 457, 1, 4, 27, 140, 503, 1404, 2938, 1, 4, 39, 235, 1089, 3661, 9714, 20118, 1, 5, 51, 392, 2149, 8796, 27715, 70454, 144113, 1, 5, 68, 610, 4050, 19419, 72204, 214664, 527235, 1065328]

cp's OEIS Frontend

A342053 Array read by antidiagonals: T(n,k) is the number of unrooted 3-connected triangulations of a disk with n interior nodes and k nodes on the boundary, n >= 1, k >= 3.

Table of values

List of values