A128009 - cp's OEIS frontend

A128009 Denominators of rational-valued radii of circles given by 3 distinct integer points in the 3-dimensional Euclidean space.

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

[1, 4, 2, 3, 6, 1, 8, 6, 4, 3, 14, 2, 5, 8, 10, 6, 10, 1, 12, 8, 6, 4, 10, 3, 5, 12, 2, 7, 8, 14, 3, 4, 14, 5, 26, 17, 6, 7, 1, 16, 14, 12, 10, 8, 7, 6, 5, 14, 4, 10, 16, 3, 12, 7, 2, 9, 16, 18, 8, 14, 3, 7, 18, 22, 9, 14, 16, 6, 13, 14, 18, 1]

cp's OEIS Frontend

A128009 Denominators of rational-valued radii of circles given by 3 distinct integer points in the 3-dimensional Euclidean space.

Table of values

List of values

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

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

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