A102413 - cp's OEIS frontend

A102413 Triangle read by rows: T(n,k) is the number of k-matchings in the n-sunlet graph (0 <= k <= n).

n	a(n)
0	1
1	1
2	1
3	1
4	4
5	1
6	1
7	6
8	6
9	1
10	1
11	8
12	16
13	8
14	1
15	1
16	10
17	30
18	30
19	10
20	1
21	1
22	12
23	48
24	76
25	48
26	12
27	1
28	1
29	14
30	70
31	154
32	154
33	70
34	14
35	1
36	1
37	16
38	96
39	272
40	384
41	272
42	96
43	16
44	1
45	1
46	18
47	126
48	438
49	810
50	810
51	438
52	126
53	18
54	1
55	1
56	20
57	160
58	660
59	1520
60	2004
61	1520
62	660
63	160
64	20
65	1
66	1
67	22
68	198
69	946
70	2618
71	4334
72	4334
73	2618
74	946
75	198
76	22
77	1

[1, 1, 1, 1, 4, 1, 1, 6, 6, 1, 1, 8, 16, 8, 1, 1, 10, 30, 30, 10, 1, 1, 12, 48, 76, 48, 12, 1, 1, 14, 70, 154, 154, 70, 14, 1, 1, 16, 96, 272, 384, 272, 96, 16, 1, 1, 18, 126, 438, 810, 810, 438, 126, 18, 1, 1, 20, 160, 660, 1520, 2004, 1520, 660, 160, 20, 1, 1, 22, 198, 946, 2618, 4334, 4334, 2618, 946, 198, 22, 1]

cp's OEIS Frontend

A102413 Triangle read by rows: T(n,k) is the number of k-matchings in the n-sunlet graph (0 <= k <= n).

Table of values

List of values