A212353 - cp's OEIS frontend

A212353 a(n) is the smallest positive solutions of the congruence x^2 + (x+1)^2 == 0 (mod prime), where prime = A002144(n) (Pythagorean primes).

n	a(n)
1	1
2	2
3	6
4	8
5	15
6	4
7	11
8	5
9	13
10	27
11	37
12	45
13	16
14	7
15	18
16	52
17	64
18	46
19	9
20	40
21	91
22	53
23	44
24	88
25	120
26	93
27	108
28	26
29	77
30	12
31	101
32	94
33	106
34	155
35	134
36	57
37	31
38	190
39	71
40	14
41	89
42	33
43	54
44	206
45	150
46	117
47	244
48	219
49	241
50	276
51	38
52	62
53	17
54	211
55	243
56	74
57	277
58	307
59	325
60	67
61	306
62	176
63	43

[1, 2, 6, 8, 15, 4, 11, 5, 13, 27, 37, 45, 16, 7, 18, 52, 64, 46, 9, 40, 91, 53, 44, 88, 120, 93, 108, 26, 77, 12, 101, 94, 106, 155, 134, 57, 31, 190, 71, 14, 89, 33, 54, 206, 150, 117, 244, 219, 241, 276, 38, 62, 17, 211, 243, 74, 277, 307, 325, 67, 306, 176, 43]

cp's OEIS Frontend

A212353 a(n) is the smallest positive solutions of the congruence x^2 + (x+1)^2 == 0 (mod prime), where prime = A002144(n) (Pythagorean primes).

Table of values

List of values

n	a(n)
1	1
2	2
3	6
4	8
5	15
6	4
7	11
8	5
9	13
10	27
11	37
12	45
13	16
14	7
15	18
16	52
17	64
18	46
19	9
20	40
21	91
22	53
23	44
24	88
25	120
26	93
27	108
28	26
29	77
30	12
31	101
32	94
33	106
34	155
35	134
36	57
37	31
38	190
39	71
40	14
41	89
42	33
43	54
44	206
45	150
46	117
47	244
48	219
49	241
50	276
51	38
52	62
53	17
54	211
55	243
56	74
57	277
58	307
59	325
60	67
61	306
62	176
63	43

n	a(n)
1	1
2	2
3	6
4	8
5	15
6	4
7	11
8	5
9	13
10	27
11	37
12	45
13	16
14	7
15	18
16	52
17	64
18	46
19	9
20	40
21	91
22	53
23	44
24	88
25	120
26	93
27	108
28	26
29	77
30	12
31	101
32	94
33	106
34	155
35	134
36	57
37	31
38	190
39	71
40	14
41	89
42	33
43	54
44	206
45	150
46	117
47	244
48	219
49	241
50	276
51	38
52	62
53	17
54	211
55	243
56	74
57	277
58	307
59	325
60	67
61	306
62	176
63	43

n	a(n)
1	1
2	2
3	6
4	8
5	15
6	4
7	11
8	5
9	13
10	27
11	37
12	45
13	16
14	7
15	18
16	52
17	64
18	46
19	9
20	40
21	91
22	53
23	44
24	88
25	120
26	93
27	108
28	26
29	77
30	12
31	101
32	94
33	106
34	155
35	134
36	57
37	31
38	190
39	71
40	14
41	89
42	33
43	54
44	206
45	150
46	117
47	244
48	219
49	241
50	276
51	38
52	62
53	17
54	211
55	243
56	74
57	277
58	307
59	325
60	67
61	306
62	176
63	43