A063427 - cp's OEIS frontend

A063427 a(n) is the smallest positive integer k such that n*k/(n+k) is an integer.

n	a(n)
2	2
3	6
4	4
5	20
6	3
7	42
8	8
9	18
10	10
11	110
12	4
13	156
14	14
15	10
16	16
17	272
18	9
19	342
20	5
21	28
22	22
23	506
24	8
25	100
26	26
27	54
28	21
29	812
30	6
31	930
32	32
33	66
34	34
35	14
36	12
37	1332
38	38
39	78
40	10
41	1640
42	7
43	1806
44	44
45	30
46	46
47	2162
48	16
49	294
50	50
51	102
52	52
53	2756
54	27
55	66
56	8
57	114
58	58
59	3422
60	12
61	3660
62	62
63	18
64	64
65	104

[2, 6, 4, 20, 3, 42, 8, 18, 10, 110, 4, 156, 14, 10, 16, 272, 9, 342, 5, 28, 22, 506, 8, 100, 26, 54, 21, 812, 6, 930, 32, 66, 34, 14, 12, 1332, 38, 78, 10, 1640, 7, 1806, 44, 30, 46, 2162, 16, 294, 50, 102, 52, 2756, 27, 66, 8, 114, 58, 3422, 12, 3660, 62, 18, 64, 104]

cp's OEIS Frontend

A063427 a(n) is the smallest positive integer k such that n*k/(n+k) is an integer.

Table of values

List of values