A376957 - cp's OEIS frontend

A376957 a(n) = least k such that (n Pi/2)^(2k+1)/(2k+1)! < 1.

n	a(n)
0	1
1	1
2	3
3	5
4	7
5	9
6	11
7	14
8	16
9	18
10	20
11	22
12	24
13	26
14	28
15	30
16	33
17	35
18	37
19	39
20	41
21	43
22	45
23	47
24	50
25	52
26	54
27	56
28	58
29	60
30	62
31	64
32	67
33	69
34	71
35	73
36	75
37	77
38	79
39	82
40	84
41	86
42	88
43	90
44	92
45	94
46	96
47	99
48	101
49	103
50	105
51	107
52	109
53	111
54	113
55	116
56	118
57	120
58	122
59	124
60	126
61	128

[1, 1, 3, 5, 7, 9, 11, 14, 16, 18, 20, 22, 24, 26, 28, 30, 33, 35, 37, 39, 41, 43, 45, 47, 50, 52, 54, 56, 58, 60, 62, 64, 67, 69, 71, 73, 75, 77, 79, 82, 84, 86, 88, 90, 92, 94, 96, 99, 101, 103, 105, 107, 109, 111, 113, 116, 118, 120, 122, 124, 126, 128]

cp's OEIS Frontend

A376957 a(n) = least k such that (n Pi/2)^(2k+1)/(2k+1)! < 1.

Table of values

List of values

n	a(n)
0	1
1	1
2	3
3	5
4	7
5	9
6	11
7	14
8	16
9	18
10	20
11	22
12	24
13	26
14	28
15	30
16	33
17	35
18	37
19	39
20	41
21	43
22	45
23	47
24	50
25	52
26	54
27	56
28	58
29	60
30	62
31	64
32	67
33	69
34	71
35	73
36	75
37	77
38	79
39	82
40	84
41	86
42	88
43	90
44	92
45	94
46	96
47	99
48	101
49	103
50	105
51	107
52	109
53	111
54	113
55	116
56	118
57	120
58	122
59	124
60	126
61	128

n	a(n)
0	1
1	1
2	3
3	5
4	7
5	9
6	11
7	14
8	16
9	18
10	20
11	22
12	24
13	26
14	28
15	30
16	33
17	35
18	37
19	39
20	41
21	43
22	45
23	47
24	50
25	52
26	54
27	56
28	58
29	60
30	62
31	64
32	67
33	69
34	71
35	73
36	75
37	77
38	79
39	82
40	84
41	86
42	88
43	90
44	92
45	94
46	96
47	99
48	101
49	103
50	105
51	107
52	109
53	111
54	113
55	116
56	118
57	120
58	122
59	124
60	126
61	128

n	a(n)
0	1
1	1
2	3
3	5
4	7
5	9
6	11
7	14
8	16
9	18
10	20
11	22
12	24
13	26
14	28
15	30
16	33
17	35
18	37
19	39
20	41
21	43
22	45
23	47
24	50
25	52
26	54
27	56
28	58
29	60
30	62
31	64
32	67
33	69
34	71
35	73
36	75
37	77
38	79
39	82
40	84
41	86
42	88
43	90
44	92
45	94
46	96
47	99
48	101
49	103
50	105
51	107
52	109
53	111
54	113
55	116
56	118
57	120
58	122
59	124
60	126
61	128