A358492 - cp's OEIS frontend

A358492 Irregular triangle read by rows: T(n,k) is one half of the number of line segments of length 1 in the k-th antidiagonal of the Dyck path described in the n-th row of A237593.

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	2
9	1
10	2
11	2
12	1
13	1
14	1
15	3
16	1
17	1
18	3
19	2
20	1
21	1
22	1
23	3
24	2
25	1
26	1
27	1
28	3
29	3
30	1
31	1
32	1
33	1
34	4
35	2
36	1
37	1
38	1
39	4
40	2
41	2
42	1
43	1
44	1
45	1
46	1
47	3
48	4
49	1
50	1
51	1
52	1
53	3
54	4
55	2
56	1
57	1
58	1
59	1
60	2
61	4
62	2
63	2
64	1
65	1
66	1
67	1
68	1
69	3
70	5
71	2
72	1
73	1
74	1
75	1
76	1
77	1
78	3
79	5
80	2
81	1
82	1
83	1
84	1
85	1
86	3
87	5
88	2
89	2
90	1
91	1
92	1
93	1
94	1
95	1
96	1
97	5
98	4
99	2
100	1
101	1
102	1
103	1
104	1
105	1
106	5
107	4
108	2
109	2

[1, 1, 1, 1, 2, 1, 1, 2, 1, 2, 2, 1, 1, 1, 3, 1, 1, 3, 2, 1, 1, 1, 3, 2, 1, 1, 1, 3, 3, 1, 1, 1, 1, 4, 2, 1, 1, 1, 4, 2, 2, 1, 1, 1, 1, 1, 3, 4, 1, 1, 1, 1, 3, 4, 2, 1, 1, 1, 1, 2, 4, 2, 2, 1, 1, 1, 1, 1, 3, 5, 2, 1, 1, 1, 1, 1, 1, 3, 5, 2, 1, 1, 1, 1, 1, 3, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 5, 4, 2, 1, 1, 1, 1, 1, 1, 5, 4, 2, 2]

cp's OEIS Frontend

A358492 Irregular triangle read by rows: T(n,k) is one half of the number of line segments of length 1 in the k-th antidiagonal of the Dyck path described in the n-th row of A237593.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	2
9	1
10	2
11	2
12	1
13	1
14	1
15	3
16	1
17	1
18	3
19	2
20	1
21	1
22	1
23	3
24	2
25	1
26	1
27	1
28	3
29	3
30	1
31	1
32	1
33	1
34	4
35	2
36	1
37	1
38	1
39	4
40	2
41	2
42	1
43	1
44	1
45	1
46	1
47	3
48	4
49	1
50	1
51	1
52	1
53	3
54	4
55	2
56	1
57	1
58	1
59	1
60	2
61	4
62	2
63	2
64	1
65	1
66	1
67	1
68	1
69	3
70	5
71	2
72	1
73	1
74	1
75	1
76	1
77	1
78	3
79	5
80	2
81	1
82	1
83	1
84	1
85	1
86	3
87	5
88	2
89	2
90	1
91	1
92	1
93	1
94	1
95	1
96	1
97	5
98	4
99	2
100	1
101	1
102	1
103	1
104	1
105	1
106	5
107	4
108	2
109	2

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	2
9	1
10	2
11	2
12	1
13	1
14	1
15	3
16	1
17	1
18	3
19	2
20	1
21	1
22	1
23	3
24	2
25	1
26	1
27	1
28	3
29	3
30	1
31	1
32	1
33	1
34	4
35	2
36	1
37	1
38	1
39	4
40	2
41	2
42	1
43	1
44	1
45	1
46	1
47	3
48	4
49	1
50	1
51	1
52	1
53	3
54	4
55	2
56	1
57	1
58	1
59	1
60	2
61	4
62	2
63	2
64	1
65	1
66	1
67	1
68	1
69	3
70	5
71	2
72	1
73	1
74	1
75	1
76	1
77	1
78	3
79	5
80	2
81	1
82	1
83	1
84	1
85	1
86	3
87	5
88	2
89	2
90	1
91	1
92	1
93	1
94	1
95	1
96	1
97	5
98	4
99	2
100	1
101	1
102	1
103	1
104	1
105	1
106	5
107	4
108	2
109	2

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	2
9	1
10	2
11	2
12	1
13	1
14	1
15	3
16	1
17	1
18	3
19	2
20	1
21	1
22	1
23	3
24	2
25	1
26	1
27	1
28	3
29	3
30	1
31	1
32	1
33	1
34	4
35	2
36	1
37	1
38	1
39	4
40	2
41	2
42	1
43	1
44	1
45	1
46	1
47	3
48	4
49	1
50	1
51	1
52	1
53	3
54	4
55	2
56	1
57	1
58	1
59	1
60	2
61	4
62	2
63	2
64	1
65	1
66	1
67	1
68	1
69	3
70	5
71	2
72	1
73	1
74	1
75	1
76	1
77	1
78	3
79	5
80	2
81	1
82	1
83	1
84	1
85	1
86	3
87	5
88	2
89	2
90	1
91	1
92	1
93	1
94	1
95	1
96	1
97	5
98	4
99	2
100	1
101	1
102	1
103	1
104	1
105	1
106	5
107	4
108	2
109	2