A369929 - cp's OEIS frontend

A369929 Array read by antidiagonals: T(n,k) is the number of achiral noncrossing partitions composed of n blocks of size k.

n	a(n)
0	1
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	1
9	1
10	1
11	1
12	1
13	2
14	1
15	1
16	1
17	1
18	2
19	3
20	1
21	1
22	1
23	1
24	3
25	3
26	6
27	1
28	1
29	1
30	1
31	3
32	5
33	7
34	10
35	1
36	1
37	1
38	1
39	4
40	5
41	16
42	12
43	20
44	1
45	1
46	1
47	1
48	4
49	7
50	18
51	31
52	30
53	35
54	1
55	1
56	1
57	1
58	5
59	7
60	31
61	35
62	102
63	55
64	70
65	1
66	1
67	1
68	1
69	5
70	9
71	34
72	64
73	136
74	213
75	143
76	126
77	1

[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 3, 1, 1, 1, 1, 3, 3, 6, 1, 1, 1, 1, 3, 5, 7, 10, 1, 1, 1, 1, 4, 5, 16, 12, 20, 1, 1, 1, 1, 4, 7, 18, 31, 30, 35, 1, 1, 1, 1, 5, 7, 31, 35, 102, 55, 70, 1, 1, 1, 1, 5, 9, 34, 64, 136, 213, 143, 126, 1]

cp's OEIS Frontend

A369929 Array read by antidiagonals: T(n,k) is the number of achiral noncrossing partitions composed of n blocks of size k.

Table of values

List of values

n	a(n)
0	1
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	1
9	1
10	1
11	1
12	1
13	2
14	1
15	1
16	1
17	1
18	2
19	3
20	1
21	1
22	1
23	1
24	3
25	3
26	6
27	1
28	1
29	1
30	1
31	3
32	5
33	7
34	10
35	1
36	1
37	1
38	1
39	4
40	5
41	16
42	12
43	20
44	1
45	1
46	1
47	1
48	4
49	7
50	18
51	31
52	30
53	35
54	1
55	1
56	1
57	1
58	5
59	7
60	31
61	35
62	102
63	55
64	70
65	1
66	1
67	1
68	1
69	5
70	9
71	34
72	64
73	136
74	213
75	143
76	126
77	1

n	a(n)
0	1
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	1
9	1
10	1
11	1
12	1
13	2
14	1
15	1
16	1
17	1
18	2
19	3
20	1
21	1
22	1
23	1
24	3
25	3
26	6
27	1
28	1
29	1
30	1
31	3
32	5
33	7
34	10
35	1
36	1
37	1
38	1
39	4
40	5
41	16
42	12
43	20
44	1
45	1
46	1
47	1
48	4
49	7
50	18
51	31
52	30
53	35
54	1
55	1
56	1
57	1
58	5
59	7
60	31
61	35
62	102
63	55
64	70
65	1
66	1
67	1
68	1
69	5
70	9
71	34
72	64
73	136
74	213
75	143
76	126
77	1

n	a(n)
0	1
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	1
9	1
10	1
11	1
12	1
13	2
14	1
15	1
16	1
17	1
18	2
19	3
20	1
21	1
22	1
23	1
24	3
25	3
26	6
27	1
28	1
29	1
30	1
31	3
32	5
33	7
34	10
35	1
36	1
37	1
38	1
39	4
40	5
41	16
42	12
43	20
44	1
45	1
46	1
47	1
48	4
49	7
50	18
51	31
52	30
53	35
54	1
55	1
56	1
57	1
58	5
59	7
60	31
61	35
62	102
63	55
64	70
65	1
66	1
67	1
68	1
69	5
70	9
71	34
72	64
73	136
74	213
75	143
76	126
77	1