A350799 - cp's OEIS frontend

A350799 The number of decimal places of Pi that are computed correctly when using Machin's formula with n terms of the Taylor series.

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

[1, 2, 3, 5, 7, 8, 9, 11, 12, 14, 16, 17, 18, 19, 21, 22, 24, 25, 27, 29, 30, 30, 32, 34, 36, 37, 38, 40, 40, 43, 42, 45, 47, 47, 49, 51, 53, 54, 55, 57, 58, 59, 60, 62, 64, 65, 67, 68, 69, 71, 72, 74, 75, 75, 77, 79, 80, 82]

cp's OEIS Frontend

A350799 The number of decimal places of Pi that are computed correctly when using Machin's formula with n terms of the Taylor series.

Table of values

List of values

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

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

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