A257408 - cp's OEIS frontend

A257408 Values of n such that there is exactly 1 solution to x^2 - y^2 = n with x > y >= 0.

n	a(n)
1	1
2	3
3	4
4	5
5	7
6	8
7	11
8	12
9	13
10	17
11	19
12	20
13	23
14	28
15	29
16	31
17	37
18	41
19	43
20	44
21	47
22	52
23	53
24	59
25	61
26	67
27	68
28	71
29	73
30	76
31	79
32	83
33	89
34	92
35	97
36	101
37	103
38	107
39	109
40	113
41	116
42	124
43	127
44	131
45	137
46	139
47	148
48	149
49	151
50	157
51	163
52	164
53	167
54	172
55	173
56	179
57	181
58	188
59	191
60	193

[1, 3, 4, 5, 7, 8, 11, 12, 13, 17, 19, 20, 23, 28, 29, 31, 37, 41, 43, 44, 47, 52, 53, 59, 61, 67, 68, 71, 73, 76, 79, 83, 89, 92, 97, 101, 103, 107, 109, 113, 116, 124, 127, 131, 137, 139, 148, 149, 151, 157, 163, 164, 167, 172, 173, 179, 181, 188, 191, 193]

cp's OEIS Frontend

A257408 Values of n such that there is exactly 1 solution to x^2 - y^2 = n with x > y >= 0.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	5
5	7
6	8
7	11
8	12
9	13
10	17
11	19
12	20
13	23
14	28
15	29
16	31
17	37
18	41
19	43
20	44
21	47
22	52
23	53
24	59
25	61
26	67
27	68
28	71
29	73
30	76
31	79
32	83
33	89
34	92
35	97
36	101
37	103
38	107
39	109
40	113
41	116
42	124
43	127
44	131
45	137
46	139
47	148
48	149
49	151
50	157
51	163
52	164
53	167
54	172
55	173
56	179
57	181
58	188
59	191
60	193

n	a(n)
1	1
2	3
3	4
4	5
5	7
6	8
7	11
8	12
9	13
10	17
11	19
12	20
13	23
14	28
15	29
16	31
17	37
18	41
19	43
20	44
21	47
22	52
23	53
24	59
25	61
26	67
27	68
28	71
29	73
30	76
31	79
32	83
33	89
34	92
35	97
36	101
37	103
38	107
39	109
40	113
41	116
42	124
43	127
44	131
45	137
46	139
47	148
48	149
49	151
50	157
51	163
52	164
53	167
54	172
55	173
56	179
57	181
58	188
59	191
60	193

n	a(n)
1	1
2	3
3	4
4	5
5	7
6	8
7	11
8	12
9	13
10	17
11	19
12	20
13	23
14	28
15	29
16	31
17	37
18	41
19	43
20	44
21	47
22	52
23	53
24	59
25	61
26	67
27	68
28	71
29	73
30	76
31	79
32	83
33	89
34	92
35	97
36	101
37	103
38	107
39	109
40	113
41	116
42	124
43	127
44	131
45	137
46	139
47	148
48	149
49	151
50	157
51	163
52	164
53	167
54	172
55	173
56	179
57	181
58	188
59	191
60	193