A370942 - cp's OEIS frontend

A370942 Irregular triangle read by rows: T(n,k) is the number of nonempty, longest nonoverlapping properly nested substrings into which the k-th string of parentheses of length n can be split into, where strings within a row are in reverse lexicographical order.

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	0
8	0
9	1
10	0
11	1
12	1
13	1
14	0
15	0
16	0
17	1
18	0
19	1
20	1
21	1
22	0
23	1
24	1
25	1
26	1
27	1
28	1
29	1
30	0
31	0
32	0
33	1
34	0
35	1
36	1
37	1
38	0
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	0
47	1
48	1
49	2
50	1
51	1
52	1
53	2
54	1
55	1
56	1
57	1
58	1
59	1
60	1
61	1
62	0
63	0
64	0
65	1
66	0
67	1
68	1
69	1
70	0
71	1
72	1
73	1
74	1
75	1
76	1
77	1
78	0
79	1
80	1
81	2
82	1
83	1
84	1
85	2
86	1
87	1

[0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 2, 1, 1, 1, 2, 1, 1]

cp's OEIS Frontend

A370942 Irregular triangle read by rows: T(n,k) is the number of nonempty, longest nonoverlapping properly nested substrings into which the k-th string of parentheses of length n can be split into, where strings within a row are in reverse lexicographical order.

Table of values

List of values

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	0
8	0
9	1
10	0
11	1
12	1
13	1
14	0
15	0
16	0
17	1
18	0
19	1
20	1
21	1
22	0
23	1
24	1
25	1
26	1
27	1
28	1
29	1
30	0
31	0
32	0
33	1
34	0
35	1
36	1
37	1
38	0
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	0
47	1
48	1
49	2
50	1
51	1
52	1
53	2
54	1
55	1
56	1
57	1
58	1
59	1
60	1
61	1
62	0
63	0
64	0
65	1
66	0
67	1
68	1
69	1
70	0
71	1
72	1
73	1
74	1
75	1
76	1
77	1
78	0
79	1
80	1
81	2
82	1
83	1
84	1
85	2
86	1
87	1

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	0
8	0
9	1
10	0
11	1
12	1
13	1
14	0
15	0
16	0
17	1
18	0
19	1
20	1
21	1
22	0
23	1
24	1
25	1
26	1
27	1
28	1
29	1
30	0
31	0
32	0
33	1
34	0
35	1
36	1
37	1
38	0
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	0
47	1
48	1
49	2
50	1
51	1
52	1
53	2
54	1
55	1
56	1
57	1
58	1
59	1
60	1
61	1
62	0
63	0
64	0
65	1
66	0
67	1
68	1
69	1
70	0
71	1
72	1
73	1
74	1
75	1
76	1
77	1
78	0
79	1
80	1
81	2
82	1
83	1
84	1
85	2
86	1
87	1

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	0
8	0
9	1
10	0
11	1
12	1
13	1
14	0
15	0
16	0
17	1
18	0
19	1
20	1
21	1
22	0
23	1
24	1
25	1
26	1
27	1
28	1
29	1
30	0
31	0
32	0
33	1
34	0
35	1
36	1
37	1
38	0
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	0
47	1
48	1
49	2
50	1
51	1
52	1
53	2
54	1
55	1
56	1
57	1
58	1
59	1
60	1
61	1
62	0
63	0
64	0
65	1
66	0
67	1
68	1
69	1
70	0
71	1
72	1
73	1
74	1
75	1
76	1
77	1
78	0
79	1
80	1
81	2
82	1
83	1
84	1
85	2
86	1
87	1