A373028 - cp's OEIS frontend

A373028 a(n) is the least positive integer k such that 3n^2 + 2n + k^2 is a square.

n	a(n)
1	2
2	3
3	4
4	5
5	6
6	1
7	8
8	9
9	10
10	2
11	12
12	13
13	14
14	3
15	16
16	10
17	18
18	4
19	20
20	21
21	2
22	5
23	24
24	25
25	10
26	6
27	28
28	29
29	30
30	7
31	32
32	33
33	34
34	8
35	36
36	3
37	38
38	9
39	20
40	41
41	42
42	10
43	44
44	45
45	46
46	11
47	48
48	49
49	50
50	12
51	4
52	53
53	54
54	13
55	56
56	33
57	58
58	14
59	60
60	23
61	62
62	15
63	64
64	65
65	66
66	5
67	68
68	69
69	70
70	17
71	72
72	73
73	74
74	18
75	76
76	49
77	78
78	19
79	80
80	33
81	6

[2, 3, 4, 5, 6, 1, 8, 9, 10, 2, 12, 13, 14, 3, 16, 10, 18, 4, 20, 21, 2, 5, 24, 25, 10, 6, 28, 29, 30, 7, 32, 33, 34, 8, 36, 3, 38, 9, 20, 41, 42, 10, 44, 45, 46, 11, 48, 49, 50, 12, 4, 53, 54, 13, 56, 33, 58, 14, 60, 23, 62, 15, 64, 65, 66, 5, 68, 69, 70, 17, 72, 73, 74, 18, 76, 49, 78, 19, 80, 33, 6]

cp's OEIS Frontend

A373028 a(n) is the least positive integer k such that 3n^2 + 2n + k^2 is a square.

Table of values

List of values

n	a(n)
1	2
2	3
3	4
4	5
5	6
6	1
7	8
8	9
9	10
10	2
11	12
12	13
13	14
14	3
15	16
16	10
17	18
18	4
19	20
20	21
21	2
22	5
23	24
24	25
25	10
26	6
27	28
28	29
29	30
30	7
31	32
32	33
33	34
34	8
35	36
36	3
37	38
38	9
39	20
40	41
41	42
42	10
43	44
44	45
45	46
46	11
47	48
48	49
49	50
50	12
51	4
52	53
53	54
54	13
55	56
56	33
57	58
58	14
59	60
60	23
61	62
62	15
63	64
64	65
65	66
66	5
67	68
68	69
69	70
70	17
71	72
72	73
73	74
74	18
75	76
76	49
77	78
78	19
79	80
80	33
81	6

n	a(n)
1	2
2	3
3	4
4	5
5	6
6	1
7	8
8	9
9	10
10	2
11	12
12	13
13	14
14	3
15	16
16	10
17	18
18	4
19	20
20	21
21	2
22	5
23	24
24	25
25	10
26	6
27	28
28	29
29	30
30	7
31	32
32	33
33	34
34	8
35	36
36	3
37	38
38	9
39	20
40	41
41	42
42	10
43	44
44	45
45	46
46	11
47	48
48	49
49	50
50	12
51	4
52	53
53	54
54	13
55	56
56	33
57	58
58	14
59	60
60	23
61	62
62	15
63	64
64	65
65	66
66	5
67	68
68	69
69	70
70	17
71	72
72	73
73	74
74	18
75	76
76	49
77	78
78	19
79	80
80	33
81	6

cp's OEIS Frontend

A373028 a(n) is the least positive integer k such that 3*n^2 + 2*n + k^2 is a square.

Table of values

List of values

A373028 a(n) is the least positive integer k such that 3n^2 + 2n + k^2 is a square.

n	a(n)
1	2
2	3
3	4
4	5
5	6
6	1
7	8
8	9
9	10
10	2
11	12
12	13
13	14
14	3
15	16
16	10
17	18
18	4
19	20
20	21
21	2
22	5
23	24
24	25
25	10
26	6
27	28
28	29
29	30
30	7
31	32
32	33
33	34
34	8
35	36
36	3
37	38
38	9
39	20
40	41
41	42
42	10
43	44
44	45
45	46
46	11
47	48
48	49
49	50
50	12
51	4
52	53
53	54
54	13
55	56
56	33
57	58
58	14
59	60
60	23
61	62
62	15
63	64
64	65
65	66
66	5
67	68
68	69
69	70
70	17
71	72
72	73
73	74
74	18
75	76
76	49
77	78
78	19
79	80
80	33
81	6