A127284 - cp's OEIS frontend

A127284 a(n) = number of valleys (DU-steps) in the Dyck path encoded by A014486(n).

n	a(n)
0	0
1	0
2	1
3	0
4	2
5	1
6	1
7	1
8	0
9	3
10	2
11	2
12	2
13	1
14	2
15	1
16	2
17	2
18	1
19	1
20	1
21	1
22	0
23	4
24	3
25	3
26	3
27	2
28	3
29	2
30	3
31	3
32	2
33	2
34	2
35	2
36	1
37	3
38	2
39	2
40	2
41	1
42	3
43	2
44	3
45	3
46	2
47	2
48	2
49	2
50	1
51	2
52	1
53	2
54	2
55	1
56	2
57	2
58	2
59	1
60	1
61	1
62	1
63	1
64	0
65	5
66	4
67	4
68	4
69	3
70	4
71	3
72	4
73	4
74	3
75	3
76	3
77	3
78	2
79	4
80	3
81	3
82	3
83	2
84	4
85	3
86	4
87	4
88	3
89	3
90	3
91	3
92	2
93	3
94	2
95	3
96	3
97	2
98	3
99	3
100	3
101	2

[0, 0, 1, 0, 2, 1, 1, 1, 0, 3, 2, 2, 2, 1, 2, 1, 2, 2, 1, 1, 1, 1, 0, 4, 3, 3, 3, 2, 3, 2, 3, 3, 2, 2, 2, 2, 1, 3, 2, 2, 2, 1, 3, 2, 3, 3, 2, 2, 2, 2, 1, 2, 1, 2, 2, 1, 2, 2, 2, 1, 1, 1, 1, 1, 0, 5, 4, 4, 4, 3, 4, 3, 4, 4, 3, 3, 3, 3, 2, 4, 3, 3, 3, 2, 4, 3, 4, 4, 3, 3, 3, 3, 2, 3, 2, 3, 3, 2, 3, 3, 3, 2]

cp's OEIS Frontend

A127284 a(n) = number of valleys (DU-steps) in the Dyck path encoded by A014486(n).

Table of values

List of values

n	a(n)
0	0
1	0
2	1
3	0
4	2
5	1
6	1
7	1
8	0
9	3
10	2
11	2
12	2
13	1
14	2
15	1
16	2
17	2
18	1
19	1
20	1
21	1
22	0
23	4
24	3
25	3
26	3
27	2
28	3
29	2
30	3
31	3
32	2
33	2
34	2
35	2
36	1
37	3
38	2
39	2
40	2
41	1
42	3
43	2
44	3
45	3
46	2
47	2
48	2
49	2
50	1
51	2
52	1
53	2
54	2
55	1
56	2
57	2
58	2
59	1
60	1
61	1
62	1
63	1
64	0
65	5
66	4
67	4
68	4
69	3
70	4
71	3
72	4
73	4
74	3
75	3
76	3
77	3
78	2
79	4
80	3
81	3
82	3
83	2
84	4
85	3
86	4
87	4
88	3
89	3
90	3
91	3
92	2
93	3
94	2
95	3
96	3
97	2
98	3
99	3
100	3
101	2

n	a(n)
0	0
1	0
2	1
3	0
4	2
5	1
6	1
7	1
8	0
9	3
10	2
11	2
12	2
13	1
14	2
15	1
16	2
17	2
18	1
19	1
20	1
21	1
22	0
23	4
24	3
25	3
26	3
27	2
28	3
29	2
30	3
31	3
32	2
33	2
34	2
35	2
36	1
37	3
38	2
39	2
40	2
41	1
42	3
43	2
44	3
45	3
46	2
47	2
48	2
49	2
50	1
51	2
52	1
53	2
54	2
55	1
56	2
57	2
58	2
59	1
60	1
61	1
62	1
63	1
64	0
65	5
66	4
67	4
68	4
69	3
70	4
71	3
72	4
73	4
74	3
75	3
76	3
77	3
78	2
79	4
80	3
81	3
82	3
83	2
84	4
85	3
86	4
87	4
88	3
89	3
90	3
91	3
92	2
93	3
94	2
95	3
96	3
97	2
98	3
99	3
100	3
101	2

n	a(n)
0	0
1	0
2	1
3	0
4	2
5	1
6	1
7	1
8	0
9	3
10	2
11	2
12	2
13	1
14	2
15	1
16	2
17	2
18	1
19	1
20	1
21	1
22	0
23	4
24	3
25	3
26	3
27	2
28	3
29	2
30	3
31	3
32	2
33	2
34	2
35	2
36	1
37	3
38	2
39	2
40	2
41	1
42	3
43	2
44	3
45	3
46	2
47	2
48	2
49	2
50	1
51	2
52	1
53	2
54	2
55	1
56	2
57	2
58	2
59	1
60	1
61	1
62	1
63	1
64	0
65	5
66	4
67	4
68	4
69	3
70	4
71	3
72	4
73	4
74	3
75	3
76	3
77	3
78	2
79	4
80	3
81	3
82	3
83	2
84	4
85	3
86	4
87	4
88	3
89	3
90	3
91	3
92	2
93	3
94	2
95	3
96	3
97	2
98	3
99	3
100	3
101	2