A337786 - cp's OEIS frontend

A337786 Numbers of the form x^3 + x^2y + xy^2 + y^3 where x and y are positive integers, but having no such representation where x and y are coprime.

n	a(n)
1	32
2	108
3	120
4	256
5	320
6	405
7	500
8	520
9	680
10	864
11	960
12	1080
13	1248
14	1372
15	1400
16	1624
17	1755
18	1875
19	2048
20	2072
21	2176
22	2295
23	2560
24	2916
25	2952
26	3200
27	3240
28	3816
29	4000
30	4160
31	4212
32	4640
33	4680
34	4725
35	5000
36	5145
37	5324
38	5368
39	5440
40	5481
41	5720
42	6424
43	6560
44	6912
45	6993
46	7104
47	7344
48	7480
49	7680
50	8125
51	8640

[32, 108, 120, 256, 320, 405, 500, 520, 680, 864, 960, 1080, 1248, 1372, 1400, 1624, 1755, 1875, 2048, 2072, 2176, 2295, 2560, 2916, 2952, 3200, 3240, 3816, 4000, 4160, 4212, 4640, 4680, 4725, 5000, 5145, 5324, 5368, 5440, 5481, 5720, 6424, 6560, 6912, 6993, 7104, 7344, 7480, 7680, 8125, 8640]

cp's OEIS Frontend

A337786 Numbers of the form x^3 + x^2y + xy^2 + y^3 where x and y are positive integers, but having no such representation where x and y are coprime.

Table of values

List of values

cp's OEIS Frontend

A337786 Numbers of the form x^3 + x^2*y + x*y^2 + y^3 where x and y are positive integers, but having no such representation where x and y are coprime.

Table of values

List of values

A337786 Numbers of the form x^3 + x^2y + xy^2 + y^3 where x and y are positive integers, but having no such representation where x and y are coprime.