A341856 - cp's OEIS frontend

A341856 Array read by antidiagonals: T(n,k) is the number of rooted strong triangulations of a disk with n interior nodes and 3+k nodes on the boundary.

n	a(n)
0	1
1	0
2	1
3	0
4	1
5	3
6	0
7	1
8	6
9	13
10	0
11	1
12	10
13	36
14	68
15	0
16	1
17	15
18	80
19	228
20	399
21	0
22	1
23	21
24	155
25	610
26	1518
27	2530
28	0
29	1
30	28
31	273
32	1410
33	4625
34	10530
35	16965
36	0
37	1
38	36
39	448
40	2933
41	12165
42	35322
43	75516
44	118668
45	0
46	1
47	45
48	696
49	5628
50	28707
51	102548
52	272800
53	556512
54	857956

[1, 0, 1, 0, 1, 3, 0, 1, 6, 13, 0, 1, 10, 36, 68, 0, 1, 15, 80, 228, 399, 0, 1, 21, 155, 610, 1518, 2530, 0, 1, 28, 273, 1410, 4625, 10530, 16965, 0, 1, 36, 448, 2933, 12165, 35322, 75516, 118668, 0, 1, 45, 696, 5628, 28707, 102548, 272800, 556512, 857956]

cp's OEIS Frontend

A341856 Array read by antidiagonals: T(n,k) is the number of rooted strong triangulations of a disk with n interior nodes and 3+k nodes on the boundary.

Table of values

List of values