A284666 - cp's OEIS frontend

A284666 List of 3-term arithmetic progressions of coprime positive integers whose product is a square.

n	a(n)
1	1
2	1
3	1
4	1
5	25
6	49
7	18
8	25
9	32
10	1
11	841
12	1681
13	49
14	169
15	289
16	50
17	169
18	288
19	49
20	289
21	529
22	128
23	289
24	450
25	98
26	625
27	1152
28	289
29	625
30	961
31	800
32	841
33	882
34	162
35	1681
36	3200
37	288
38	1369
39	2450
40	529
41	1369
42	2209
43	1
44	28561
45	57121
46	49
47	5329
48	10609
49	961
50	1681
51	2401
52	289
53	2809
54	5329

[1, 1, 1, 1, 25, 49, 18, 25, 32, 1, 841, 1681, 49, 169, 289, 50, 169, 288, 49, 289, 529, 128, 289, 450, 98, 625, 1152, 289, 625, 961, 800, 841, 882, 162, 1681, 3200, 288, 1369, 2450, 529, 1369, 2209, 1, 28561, 57121, 49, 5329, 10609, 961, 1681, 2401, 289, 2809, 5329]

cp's OEIS Frontend

A284666 List of 3-term arithmetic progressions of coprime positive integers whose product is a square.

Table of values

List of values