A338879 - cp's OEIS frontend

A338879 Denominators in a set of expansions of the single-term Machin-like formula for Pi.

n	a(n)
1	1
2	3
3	2
4	5
5	11
6	3
7	7
8	11
9	9
10	4
11	9
12	37
13	31
14	27
15	5
16	11
17	28
18	8
19	7
20	19
21	6
22	13
23	79
24	69
25	61
26	55
27	51
28	7
29	15
30	53
31	47
32	21
33	19
34	35
35	33
36	8
37	17
38	137
39	41
40	37
41	101
42	31
43	29
44	83
45	9
46	19
47	86
48	78
49	71
50	13
51	12
52	56
53	53
54	51
55	10
56	21
57	211
58	193
59	177
60	163
61	151
62	141
63	133
64	127
65	123
66	11
67	23
68	127
69	39
70	18
71	50
72	31
73	29
74	41
75	13
76	25
77	73
78	12

[1, 3, 2, 5, 11, 3, 7, 11, 9, 4, 9, 37, 31, 27, 5, 11, 28, 8, 7, 19, 6, 13, 79, 69, 61, 55, 51, 7, 15, 53, 47, 21, 19, 35, 33, 8, 17, 137, 41, 37, 101, 31, 29, 83, 9, 19, 86, 78, 71, 13, 12, 56, 53, 51, 10, 21, 211, 193, 177, 163, 151, 141, 133, 127, 123, 11, 23, 127, 39, 18, 50, 31, 29, 41, 13, 25, 73, 12]

cp's OEIS Frontend

A338879 Denominators in a set of expansions of the single-term Machin-like formula for Pi.

Table of values

List of values

n	a(n)
1	1
2	3
3	2
4	5
5	11
6	3
7	7
8	11
9	9
10	4
11	9
12	37
13	31
14	27
15	5
16	11
17	28
18	8
19	7
20	19
21	6
22	13
23	79
24	69
25	61
26	55
27	51
28	7
29	15
30	53
31	47
32	21
33	19
34	35
35	33
36	8
37	17
38	137
39	41
40	37
41	101
42	31
43	29
44	83
45	9
46	19
47	86
48	78
49	71
50	13
51	12
52	56
53	53
54	51
55	10
56	21
57	211
58	193
59	177
60	163
61	151
62	141
63	133
64	127
65	123
66	11
67	23
68	127
69	39
70	18
71	50
72	31
73	29
74	41
75	13
76	25
77	73
78	12

n	a(n)
1	1
2	3
3	2
4	5
5	11
6	3
7	7
8	11
9	9
10	4
11	9
12	37
13	31
14	27
15	5
16	11
17	28
18	8
19	7
20	19
21	6
22	13
23	79
24	69
25	61
26	55
27	51
28	7
29	15
30	53
31	47
32	21
33	19
34	35
35	33
36	8
37	17
38	137
39	41
40	37
41	101
42	31
43	29
44	83
45	9
46	19
47	86
48	78
49	71
50	13
51	12
52	56
53	53
54	51
55	10
56	21
57	211
58	193
59	177
60	163
61	151
62	141
63	133
64	127
65	123
66	11
67	23
68	127
69	39
70	18
71	50
72	31
73	29
74	41
75	13
76	25
77	73
78	12

n	a(n)
1	1
2	3
3	2
4	5
5	11
6	3
7	7
8	11
9	9
10	4
11	9
12	37
13	31
14	27
15	5
16	11
17	28
18	8
19	7
20	19
21	6
22	13
23	79
24	69
25	61
26	55
27	51
28	7
29	15
30	53
31	47
32	21
33	19
34	35
35	33
36	8
37	17
38	137
39	41
40	37
41	101
42	31
43	29
44	83
45	9
46	19
47	86
48	78
49	71
50	13
51	12
52	56
53	53
54	51
55	10
56	21
57	211
58	193
59	177
60	163
61	151
62	141
63	133
64	127
65	123
66	11
67	23
68	127
69	39
70	18
71	50
72	31
73	29
74	41
75	13
76	25
77	73
78	12