A298860 - cp's OEIS frontend

A298860 Primitive cyclic quadrilaterals with integer area.

n	a(n)
1	1
2	3
3	6
4	8
5	18
6	12
7	1
8	5
9	5
10	7
11	18
12	16
13	1
14	2
15	8
16	9
17	20
18	12
19	1
20	5
21	5
22	9
23	20
24	15
25	1
26	4
27	7
28	8
29	20
30	18
31	2
32	5
33	5
34	8
35	20
36	20
37	2
38	5
39	5
40	10
41	22
42	18
43	3
44	5
45	5
46	9
47	22
48	24
49	2
50	4
51	7
52	11
53	24
54	20
55	3
56	5
57	5
58	11
59	24
60	21
61	4
62	5
63	5
64	10
65	24
66	28
67	2
68	6
69	7
70	9
71	24
72	30
73	4
74	5
75	5
76	12
77	26
78	24
79	3
80	4
81	8
82	11
83	26
84	30
85	4
86	5
87	7
88	10
89	26
90	36
91	2
92	5
93	10
94	11
95	28
96	36
97	1
98	7
99	8
100	14
101	30
102	28
103	1
104	8
105	9
106	12
107	30
108	42

[1, 3, 6, 8, 18, 12, 1, 5, 5, 7, 18, 16, 1, 2, 8, 9, 20, 12, 1, 5, 5, 9, 20, 15, 1, 4, 7, 8, 20, 18, 2, 5, 5, 8, 20, 20, 2, 5, 5, 10, 22, 18, 3, 5, 5, 9, 22, 24, 2, 4, 7, 11, 24, 20, 3, 5, 5, 11, 24, 21, 4, 5, 5, 10, 24, 28, 2, 6, 7, 9, 24, 30, 4, 5, 5, 12, 26, 24, 3, 4, 8, 11, 26, 30, 4, 5, 7, 10, 26, 36, 2, 5, 10, 11, 28, 36, 1, 7, 8, 14, 30, 28, 1, 8, 9, 12, 30, 42]

cp's OEIS Frontend

A298860 Primitive cyclic quadrilaterals with integer area.

Table of values

List of values

n	a(n)
1	1
2	3
3	6
4	8
5	18
6	12
7	1
8	5
9	5
10	7
11	18
12	16
13	1
14	2
15	8
16	9
17	20
18	12
19	1
20	5
21	5
22	9
23	20
24	15
25	1
26	4
27	7
28	8
29	20
30	18
31	2
32	5
33	5
34	8
35	20
36	20
37	2
38	5
39	5
40	10
41	22
42	18
43	3
44	5
45	5
46	9
47	22
48	24
49	2
50	4
51	7
52	11
53	24
54	20
55	3
56	5
57	5
58	11
59	24
60	21
61	4
62	5
63	5
64	10
65	24
66	28
67	2
68	6
69	7
70	9
71	24
72	30
73	4
74	5
75	5
76	12
77	26
78	24
79	3
80	4
81	8
82	11
83	26
84	30
85	4
86	5
87	7
88	10
89	26
90	36
91	2
92	5
93	10
94	11
95	28
96	36
97	1
98	7
99	8
100	14
101	30
102	28
103	1
104	8
105	9
106	12
107	30
108	42

n	a(n)
1	1
2	3
3	6
4	8
5	18
6	12
7	1
8	5
9	5
10	7
11	18
12	16
13	1
14	2
15	8
16	9
17	20
18	12
19	1
20	5
21	5
22	9
23	20
24	15
25	1
26	4
27	7
28	8
29	20
30	18
31	2
32	5
33	5
34	8
35	20
36	20
37	2
38	5
39	5
40	10
41	22
42	18
43	3
44	5
45	5
46	9
47	22
48	24
49	2
50	4
51	7
52	11
53	24
54	20
55	3
56	5
57	5
58	11
59	24
60	21
61	4
62	5
63	5
64	10
65	24
66	28
67	2
68	6
69	7
70	9
71	24
72	30
73	4
74	5
75	5
76	12
77	26
78	24
79	3
80	4
81	8
82	11
83	26
84	30
85	4
86	5
87	7
88	10
89	26
90	36
91	2
92	5
93	10
94	11
95	28
96	36
97	1
98	7
99	8
100	14
101	30
102	28
103	1
104	8
105	9
106	12
107	30
108	42

n	a(n)
1	1
2	3
3	6
4	8
5	18
6	12
7	1
8	5
9	5
10	7
11	18
12	16
13	1
14	2
15	8
16	9
17	20
18	12
19	1
20	5
21	5
22	9
23	20
24	15
25	1
26	4
27	7
28	8
29	20
30	18
31	2
32	5
33	5
34	8
35	20
36	20
37	2
38	5
39	5
40	10
41	22
42	18
43	3
44	5
45	5
46	9
47	22
48	24
49	2
50	4
51	7
52	11
53	24
54	20
55	3
56	5
57	5
58	11
59	24
60	21
61	4
62	5
63	5
64	10
65	24
66	28
67	2
68	6
69	7
70	9
71	24
72	30
73	4
74	5
75	5
76	12
77	26
78	24
79	3
80	4
81	8
82	11
83	26
84	30
85	4
86	5
87	7
88	10
89	26
90	36
91	2
92	5
93	10
94	11
95	28
96	36
97	1
98	7
99	8
100	14
101	30
102	28
103	1
104	8
105	9
106	12
107	30
108	42