A307481 - cp's OEIS frontend

A307481 Numbers that can be expressed as x+2y+z such that x, y, z, x+y, y+z, and x+2y+z are all positive squares.

n	a(n)
1	625
2	2500
3	5625
4	10000
5	15625
6	22500
7	28561
8	30625
9	40000
10	50625
11	62500
12	75625
13	83521
14	90000
15	105625
16	114244
17	122500
18	140625
19	142129
20	160000
21	180625
22	202500
23	225625
24	250000
25	257049
26	275625
27	302500
28	330625
29	334084
30	360000
31	390625
32	422500
33	455625
34	456976
35	490000
36	525625

[625, 2500, 5625, 10000, 15625, 22500, 28561, 30625, 40000, 50625, 62500, 75625, 83521, 90000, 105625, 114244, 122500, 140625, 142129, 160000, 180625, 202500, 225625, 250000, 257049, 275625, 302500, 330625, 334084, 360000, 390625, 422500, 455625, 456976, 490000, 525625]

cp's OEIS Frontend

A307481 Numbers that can be expressed as x+2y+z such that x, y, z, x+y, y+z, and x+2y+z are all positive squares.

Table of values

List of values