A174225 - cp's OEIS frontend

A174225 Array: row n consists of the positive integers x for which there are exactly n positive integers y such that x+y divides x*y.

n	a(n)
1	2
2	3
3	4
4	5
5	9
6	8
7	7
8	25
9	27
10	6
11	11
12	49
13	125
14	10
15	32
16	13
17	121
18	343
19	14
20	243
21	64
22	17
23	169
24	1331
25	15
26	3125
27	729
28	12
29	19
30	289
31	2197
32	16
33	16807
34	15625
35	18
36	256
37	23
38	361
39	4913
40	21
41	161051
42	117649
43	20
44	6561
45	512
46	29
47	529
48	6859
49	22

[2, 3, 4, 5, 9, 8, 7, 25, 27, 6, 11, 49, 125, 10, 32, 13, 121, 343, 14, 243, 64, 17, 169, 1331, 15, 3125, 729, 12, 19, 289, 2197, 16, 16807, 15625, 18, 256, 23, 361, 4913, 21, 161051, 117649, 20, 6561, 512, 29, 529, 6859, 22]

cp's OEIS Frontend

A174225 Array: row n consists of the positive integers x for which there are exactly n positive integers y such that x+y divides x*y.

Table of values

List of values