A232437 - cp's OEIS frontend

A232437 Numbers whose square is expressible in only one way as x^2+xy+y^2, with x and y > 0.

n	a(n)
1	7
2	13
3	14
4	19
5	21
6	26
7	28
8	31
9	35
10	37
11	38
12	39
13	42
14	43
15	52
16	56
17	57
18	61
19	62
20	63
21	65
22	67
23	70
24	73
25	74
26	76
27	77
28	78
29	79
30	84
31	86
32	93
33	95
34	97
35	103
36	104
37	105
38	109
39	111
40	112
41	114
42	117
43	119
44	122
45	124
46	126
47	127
48	129
49	130
50	134
51	139
52	140
53	143
54	146
55	148
56	151
57	152
58	154
59	155
60	156
61	157
62	158
63	161

[7, 13, 14, 19, 21, 26, 28, 31, 35, 37, 38, 39, 42, 43, 52, 56, 57, 61, 62, 63, 65, 67, 70, 73, 74, 76, 77, 78, 79, 84, 86, 93, 95, 97, 103, 104, 105, 109, 111, 112, 114, 117, 119, 122, 124, 126, 127, 129, 130, 134, 139, 140, 143, 146, 148, 151, 152, 154, 155, 156, 157, 158, 161]

cp's OEIS Frontend

A232437 Numbers whose square is expressible in only one way as x^2+xy+y^2, with x and y > 0.

Table of values

List of values

n	a(n)
1	7
2	13
3	14
4	19
5	21
6	26
7	28
8	31
9	35
10	37
11	38
12	39
13	42
14	43
15	52
16	56
17	57
18	61
19	62
20	63
21	65
22	67
23	70
24	73
25	74
26	76
27	77
28	78
29	79
30	84
31	86
32	93
33	95
34	97
35	103
36	104
37	105
38	109
39	111
40	112
41	114
42	117
43	119
44	122
45	124
46	126
47	127
48	129
49	130
50	134
51	139
52	140
53	143
54	146
55	148
56	151
57	152
58	154
59	155
60	156
61	157
62	158
63	161

n	a(n)
1	7
2	13
3	14
4	19
5	21
6	26
7	28
8	31
9	35
10	37
11	38
12	39
13	42
14	43
15	52
16	56
17	57
18	61
19	62
20	63
21	65
22	67
23	70
24	73
25	74
26	76
27	77
28	78
29	79
30	84
31	86
32	93
33	95
34	97
35	103
36	104
37	105
38	109
39	111
40	112
41	114
42	117
43	119
44	122
45	124
46	126
47	127
48	129
49	130
50	134
51	139
52	140
53	143
54	146
55	148
56	151
57	152
58	154
59	155
60	156
61	157
62	158
63	161

n	a(n)
1	7
2	13
3	14
4	19
5	21
6	26
7	28
8	31
9	35
10	37
11	38
12	39
13	42
14	43
15	52
16	56
17	57
18	61
19	62
20	63
21	65
22	67
23	70
24	73
25	74
26	76
27	77
28	78
29	79
30	84
31	86
32	93
33	95
34	97
35	103
36	104
37	105
38	109
39	111
40	112
41	114
42	117
43	119
44	122
45	124
46	126
47	127
48	129
49	130
50	134
51	139
52	140
53	143
54	146
55	148
56	151
57	152
58	154
59	155
60	156
61	157
62	158
63	161