A128007 - cp's OEIS frontend

A128007 Denominators of rational-valued radii of circles given by 3 distinct integer points in the Euclidean plane.

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

[1, 4, 3, 1, 8, 6, 2, 5, 10, 1, 12, 8, 4, 3, 5, 7, 4, 14, 17, 1, 16, 10, 7, 6, 4, 3, 9, 16, 14, 18, 1, 20, 12, 8, 5, 7, 16, 18, 12, 20, 11, 16, 58, 3, 22, 5, 9, 11, 1, 24, 14, 10, 6, 22, 4, 8, 2, 13, 31, 11, 26, 80, 3, 5, 13, 1, 28, 24, 16, 12, 26, 22, 7, 9, 4]

cp's OEIS Frontend

A128007 Denominators of rational-valued radii of circles given by 3 distinct integer points in the Euclidean plane.

Table of values

List of values

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

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

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