A364248 - cp's OEIS frontend

A364248 For n >= 3, a(n) is the least r >= 0 such that the elliptic equation y^2 = n^3 + n^2 + 2rn + r^2 has an integer solution.

n	a(n)
3	0
4	2
5	5
6	9
7	14
8	0
9	27
10	5
11	44
12	12
13	65
14	21
15	0
16	32
17	119
18	9
19	152
20	35
21	21
22	77
23	230
24	0
25	275
26	117
27	54
28	14
29	377
30	41
31	434
32	32
33	55
34	221
35	0
36	27
37	629
38	285
39	52
40	20
41	779
42	49
43	860
44	11
45	21
46	437
47	1034
48	0
49	1127
50	75
51	34
52	182
53	1325
54	27
55	110
56	159
57	19
58	725
59	1652
60	10
61	1769
62	837
63	0
64	320
65	195
66	99
67	2144
68	374

[0, 2, 5, 9, 14, 0, 27, 5, 44, 12, 65, 21, 0, 32, 119, 9, 152, 35, 21, 77, 230, 0, 275, 117, 54, 14, 377, 41, 434, 32, 55, 221, 0, 27, 629, 285, 52, 20, 779, 49, 860, 11, 21, 437, 1034, 0, 1127, 75, 34, 182, 1325, 27, 110, 159, 19, 725, 1652, 10, 1769, 837, 0, 320, 195, 99, 2144, 374]

cp's OEIS Frontend

A364248 For n >= 3, a(n) is the least r >= 0 such that the elliptic equation y^2 = n^3 + n^2 + 2rn + r^2 has an integer solution.

Table of values

List of values

cp's OEIS Frontend

A364248 For n >= 3, a(n) is the least r >= 0 such that the elliptic equation y^2 = n^3 + n^2 + 2*r*n + r^2 has an integer solution.

Table of values

List of values

A364248 For n >= 3, a(n) is the least r >= 0 such that the elliptic equation y^2 = n^3 + n^2 + 2rn + r^2 has an integer solution.