A324797 - cp's OEIS frontend

A324797 Irregular triangle read by rows: row n gives denominators of fractions in the Farey subsequence B(m).

n	a(n)
1	1
2	2
3	1
4	1
5	3
6	2
7	3
8	1
9	1
10	4
11	3
12	5
13	2
14	5
15	3
16	4
17	1
18	1
19	5
20	4
21	3
22	5
23	7
24	2
25	7
26	5
27	3
28	4
29	5
30	1
31	1
32	6
33	5
34	4
35	7
36	3
37	8
38	5
39	7
40	9
41	2
42	9
43	7
44	5
45	8
46	3
47	7
48	4
49	5
50	6
51	1
52	1
53	7
54	6
55	5
56	4
57	7
58	3
59	8
60	5
61	7
62	9
63	11
64	2
65	11
66	9
67	7
68	5
69	8
70	3
71	7
72	4
73	5
74	6
75	7
76	1
77	1
78	8
79	7
80	6
81	5
82	9
83	4
84	7
85	10
86	3
87	11
88	8
89	5
90	12
91	7
92	9
93	11
94	13
95	2
96	13
97	11
98	9
99	7
100	12
101	5
102	8
103	11
104	3
105	10
106	7
107	4
108	9
109	5
110	6
111	7
112	8
113	1

[1, 2, 1, 1, 3, 2, 3, 1, 1, 4, 3, 5, 2, 5, 3, 4, 1, 1, 5, 4, 3, 5, 7, 2, 7, 5, 3, 4, 5, 1, 1, 6, 5, 4, 7, 3, 8, 5, 7, 9, 2, 9, 7, 5, 8, 3, 7, 4, 5, 6, 1, 1, 7, 6, 5, 4, 7, 3, 8, 5, 7, 9, 11, 2, 11, 9, 7, 5, 8, 3, 7, 4, 5, 6, 7, 1, 1, 8, 7, 6, 5, 9, 4, 7, 10, 3, 11, 8, 5, 12, 7, 9, 11, 13, 2, 13, 11, 9, 7, 12, 5, 8, 11, 3, 10, 7, 4, 9, 5, 6, 7, 8, 1]

cp's OEIS Frontend

A324797 Irregular triangle read by rows: row n gives denominators of fractions in the Farey subsequence B(m).

Table of values

List of values

n	a(n)
1	1
2	2
3	1
4	1
5	3
6	2
7	3
8	1
9	1
10	4
11	3
12	5
13	2
14	5
15	3
16	4
17	1
18	1
19	5
20	4
21	3
22	5
23	7
24	2
25	7
26	5
27	3
28	4
29	5
30	1
31	1
32	6
33	5
34	4
35	7
36	3
37	8
38	5
39	7
40	9
41	2
42	9
43	7
44	5
45	8
46	3
47	7
48	4
49	5
50	6
51	1
52	1
53	7
54	6
55	5
56	4
57	7
58	3
59	8
60	5
61	7
62	9
63	11
64	2
65	11
66	9
67	7
68	5
69	8
70	3
71	7
72	4
73	5
74	6
75	7
76	1
77	1
78	8
79	7
80	6
81	5
82	9
83	4
84	7
85	10
86	3
87	11
88	8
89	5
90	12
91	7
92	9
93	11
94	13
95	2
96	13
97	11
98	9
99	7
100	12
101	5
102	8
103	11
104	3
105	10
106	7
107	4
108	9
109	5
110	6
111	7
112	8
113	1

n	a(n)
1	1
2	2
3	1
4	1
5	3
6	2
7	3
8	1
9	1
10	4
11	3
12	5
13	2
14	5
15	3
16	4
17	1
18	1
19	5
20	4
21	3
22	5
23	7
24	2
25	7
26	5
27	3
28	4
29	5
30	1
31	1
32	6
33	5
34	4
35	7
36	3
37	8
38	5
39	7
40	9
41	2
42	9
43	7
44	5
45	8
46	3
47	7
48	4
49	5
50	6
51	1
52	1
53	7
54	6
55	5
56	4
57	7
58	3
59	8
60	5
61	7
62	9
63	11
64	2
65	11
66	9
67	7
68	5
69	8
70	3
71	7
72	4
73	5
74	6
75	7
76	1
77	1
78	8
79	7
80	6
81	5
82	9
83	4
84	7
85	10
86	3
87	11
88	8
89	5
90	12
91	7
92	9
93	11
94	13
95	2
96	13
97	11
98	9
99	7
100	12
101	5
102	8
103	11
104	3
105	10
106	7
107	4
108	9
109	5
110	6
111	7
112	8
113	1

n	a(n)
1	1
2	2
3	1
4	1
5	3
6	2
7	3
8	1
9	1
10	4
11	3
12	5
13	2
14	5
15	3
16	4
17	1
18	1
19	5
20	4
21	3
22	5
23	7
24	2
25	7
26	5
27	3
28	4
29	5
30	1
31	1
32	6
33	5
34	4
35	7
36	3
37	8
38	5
39	7
40	9
41	2
42	9
43	7
44	5
45	8
46	3
47	7
48	4
49	5
50	6
51	1
52	1
53	7
54	6
55	5
56	4
57	7
58	3
59	8
60	5
61	7
62	9
63	11
64	2
65	11
66	9
67	7
68	5
69	8
70	3
71	7
72	4
73	5
74	6
75	7
76	1
77	1
78	8
79	7
80	6
81	5
82	9
83	4
84	7
85	10
86	3
87	11
88	8
89	5
90	12
91	7
92	9
93	11
94	13
95	2
96	13
97	11
98	9
99	7
100	12
101	5
102	8
103	11
104	3
105	10
106	7
107	4
108	9
109	5
110	6
111	7
112	8
113	1