A079887 - cp's OEIS frontend

A079887 Values of y-x where p runs through the primes of form 4k+1 and p=x^2+y^2, 0<=x<=y.

n	a(n)
1	1
2	1
3	3
4	3
5	5
6	1
7	5
8	1
9	5
10	3
11	5
12	9
13	7
14	1
15	7
16	3
17	5
18	11
19	1
20	5
21	13
22	13
23	5
24	11
25	15
26	3
27	5
28	11
29	15
30	1
31	3
32	7
33	13
34	9
35	11
36	7
37	13
38	19
39	17
40	1
41	5
42	13
43	17
44	9
45	17
46	9
47	11
48	5
49	7
50	23
51	15
52	19
53	1
54	3
55	21
56	9
57	19
58	11
59	25
60	21
61	7
62	25
63	17
64	1
65	13
66	5
67	15
68	23
69	11
70	17
71	5
72	25
73	23
74	9
75	3
76	5
77	19
78	15
79	27
80	25
81	13
82	1
83	19
84	29
85	27

[1, 1, 3, 3, 5, 1, 5, 1, 5, 3, 5, 9, 7, 1, 7, 3, 5, 11, 1, 5, 13, 13, 5, 11, 15, 3, 5, 11, 15, 1, 3, 7, 13, 9, 11, 7, 13, 19, 17, 1, 5, 13, 17, 9, 17, 9, 11, 5, 7, 23, 15, 19, 1, 3, 21, 9, 19, 11, 25, 21, 7, 25, 17, 1, 13, 5, 15, 23, 11, 17, 5, 25, 23, 9, 3, 5, 19, 15, 27, 25, 13, 1, 19, 29, 27]

cp's OEIS Frontend

A079887 Values of y-x where p runs through the primes of form 4k+1 and p=x^2+y^2, 0<=x<=y.

Table of values

List of values

n	a(n)
1	1
2	1
3	3
4	3
5	5
6	1
7	5
8	1
9	5
10	3
11	5
12	9
13	7
14	1
15	7
16	3
17	5
18	11
19	1
20	5
21	13
22	13
23	5
24	11
25	15
26	3
27	5
28	11
29	15
30	1
31	3
32	7
33	13
34	9
35	11
36	7
37	13
38	19
39	17
40	1
41	5
42	13
43	17
44	9
45	17
46	9
47	11
48	5
49	7
50	23
51	15
52	19
53	1
54	3
55	21
56	9
57	19
58	11
59	25
60	21
61	7
62	25
63	17
64	1
65	13
66	5
67	15
68	23
69	11
70	17
71	5
72	25
73	23
74	9
75	3
76	5
77	19
78	15
79	27
80	25
81	13
82	1
83	19
84	29
85	27

n	a(n)
1	1
2	1
3	3
4	3
5	5
6	1
7	5
8	1
9	5
10	3
11	5
12	9
13	7
14	1
15	7
16	3
17	5
18	11
19	1
20	5
21	13
22	13
23	5
24	11
25	15
26	3
27	5
28	11
29	15
30	1
31	3
32	7
33	13
34	9
35	11
36	7
37	13
38	19
39	17
40	1
41	5
42	13
43	17
44	9
45	17
46	9
47	11
48	5
49	7
50	23
51	15
52	19
53	1
54	3
55	21
56	9
57	19
58	11
59	25
60	21
61	7
62	25
63	17
64	1
65	13
66	5
67	15
68	23
69	11
70	17
71	5
72	25
73	23
74	9
75	3
76	5
77	19
78	15
79	27
80	25
81	13
82	1
83	19
84	29
85	27

n	a(n)
1	1
2	1
3	3
4	3
5	5
6	1
7	5
8	1
9	5
10	3
11	5
12	9
13	7
14	1
15	7
16	3
17	5
18	11
19	1
20	5
21	13
22	13
23	5
24	11
25	15
26	3
27	5
28	11
29	15
30	1
31	3
32	7
33	13
34	9
35	11
36	7
37	13
38	19
39	17
40	1
41	5
42	13
43	17
44	9
45	17
46	9
47	11
48	5
49	7
50	23
51	15
52	19
53	1
54	3
55	21
56	9
57	19
58	11
59	25
60	21
61	7
62	25
63	17
64	1
65	13
66	5
67	15
68	23
69	11
70	17
71	5
72	25
73	23
74	9
75	3
76	5
77	19
78	15
79	27
80	25
81	13
82	1
83	19
84	29
85	27