A227688 - cp's OEIS frontend

A227688 Numerator of least splitting rational of s(n) and s(n+1), where s(n) = 1/sqrt(1) + 1/sqrt(2) + ... + 1/sqrt(n).

n	a(n)
1	1
2	2
3	5
4	3
5	7
6	4
7	13
8	9
9	5
10	21
11	11
12	17
13	6
14	19
15	13
16	20
17	7
18	22
19	15
20	23
21	8
22	41
23	25
24	17
25	26
26	9
27	46
28	28
29	19
30	29
31	49
32	10
33	41
34	31
35	21
36	32
37	54
38	11
39	45
40	34
41	23
42	35
43	47
44	12
45	73
46	49
47	37
48	25
49	38
50	64
51	13
52	79
53	53
54	40
55	27
56	41
57	55
58	97
59	14
60	71
61	43
62	72
63	29
64	44
65	59
66	104
67	15

[1, 2, 5, 3, 7, 4, 13, 9, 5, 21, 11, 17, 6, 19, 13, 20, 7, 22, 15, 23, 8, 41, 25, 17, 26, 9, 46, 28, 19, 29, 49, 10, 41, 31, 21, 32, 54, 11, 45, 34, 23, 35, 47, 12, 73, 49, 37, 25, 38, 64, 13, 79, 53, 40, 27, 41, 55, 97, 14, 71, 43, 72, 29, 44, 59, 104, 15]

cp's OEIS Frontend

A227688 Numerator of least splitting rational of s(n) and s(n+1), where s(n) = 1/sqrt(1) + 1/sqrt(2) + ... + 1/sqrt(n).

Table of values

List of values

n	a(n)
1	1
2	2
3	5
4	3
5	7
6	4
7	13
8	9
9	5
10	21
11	11
12	17
13	6
14	19
15	13
16	20
17	7
18	22
19	15
20	23
21	8
22	41
23	25
24	17
25	26
26	9
27	46
28	28
29	19
30	29
31	49
32	10
33	41
34	31
35	21
36	32
37	54
38	11
39	45
40	34
41	23
42	35
43	47
44	12
45	73
46	49
47	37
48	25
49	38
50	64
51	13
52	79
53	53
54	40
55	27
56	41
57	55
58	97
59	14
60	71
61	43
62	72
63	29
64	44
65	59
66	104
67	15

n	a(n)
1	1
2	2
3	5
4	3
5	7
6	4
7	13
8	9
9	5
10	21
11	11
12	17
13	6
14	19
15	13
16	20
17	7
18	22
19	15
20	23
21	8
22	41
23	25
24	17
25	26
26	9
27	46
28	28
29	19
30	29
31	49
32	10
33	41
34	31
35	21
36	32
37	54
38	11
39	45
40	34
41	23
42	35
43	47
44	12
45	73
46	49
47	37
48	25
49	38
50	64
51	13
52	79
53	53
54	40
55	27
56	41
57	55
58	97
59	14
60	71
61	43
62	72
63	29
64	44
65	59
66	104
67	15

n	a(n)
1	1
2	2
3	5
4	3
5	7
6	4
7	13
8	9
9	5
10	21
11	11
12	17
13	6
14	19
15	13
16	20
17	7
18	22
19	15
20	23
21	8
22	41
23	25
24	17
25	26
26	9
27	46
28	28
29	19
30	29
31	49
32	10
33	41
34	31
35	21
36	32
37	54
38	11
39	45
40	34
41	23
42	35
43	47
44	12
45	73
46	49
47	37
48	25
49	38
50	64
51	13
52	79
53	53
54	40
55	27
56	41
57	55
58	97
59	14
60	71
61	43
62	72
63	29
64	44
65	59
66	104
67	15