A342722 - cp's OEIS frontend

A342722 a(n) is the number of convex integer quadrilaterals (up to congruence) with integer side lengths a,b,c,d with n=Max(a,b,c,d) and integer diagonals e,f.

n	a(n)
1	0
2	0
3	0
4	2
5	2
6	1
7	5
8	7
9	8
10	5
11	7
12	13
13	14
14	11
15	15
16	31
17	18
18	14
19	18
20	30
21	25
22	24
23	22
24	64
25	42
26	35
27	51
28	58
29	34
30	48
31	37
32	87
33	71
34	46
35	69
36	74
37	51
38	53
39	74
40	110
41	53
42	72
43	61
44	96
45	106
46	73
47	60
48	181
49	102
50	103
51	125
52	134
53	79
54	118
55	133
56	215
57	141
58	82
59	82
60	221

[0, 0, 0, 2, 2, 1, 5, 7, 8, 5, 7, 13, 14, 11, 15, 31, 18, 14, 18, 30, 25, 24, 22, 64, 42, 35, 51, 58, 34, 48, 37, 87, 71, 46, 69, 74, 51, 53, 74, 110, 53, 72, 61, 96, 106, 73, 60, 181, 102, 103, 125, 134, 79, 118, 133, 215, 141, 82, 82, 221]

cp's OEIS Frontend

A342722 a(n) is the number of convex integer quadrilaterals (up to congruence) with integer side lengths a,b,c,d with n=Max(a,b,c,d) and integer diagonals e,f.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	2
5	2
6	1
7	5
8	7
9	8
10	5
11	7
12	13
13	14
14	11
15	15
16	31
17	18
18	14
19	18
20	30
21	25
22	24
23	22
24	64
25	42
26	35
27	51
28	58
29	34
30	48
31	37
32	87
33	71
34	46
35	69
36	74
37	51
38	53
39	74
40	110
41	53
42	72
43	61
44	96
45	106
46	73
47	60
48	181
49	102
50	103
51	125
52	134
53	79
54	118
55	133
56	215
57	141
58	82
59	82
60	221

n	a(n)
1	0
2	0
3	0
4	2
5	2
6	1
7	5
8	7
9	8
10	5
11	7
12	13
13	14
14	11
15	15
16	31
17	18
18	14
19	18
20	30
21	25
22	24
23	22
24	64
25	42
26	35
27	51
28	58
29	34
30	48
31	37
32	87
33	71
34	46
35	69
36	74
37	51
38	53
39	74
40	110
41	53
42	72
43	61
44	96
45	106
46	73
47	60
48	181
49	102
50	103
51	125
52	134
53	79
54	118
55	133
56	215
57	141
58	82
59	82
60	221

n	a(n)
1	0
2	0
3	0
4	2
5	2
6	1
7	5
8	7
9	8
10	5
11	7
12	13
13	14
14	11
15	15
16	31
17	18
18	14
19	18
20	30
21	25
22	24
23	22
24	64
25	42
26	35
27	51
28	58
29	34
30	48
31	37
32	87
33	71
34	46
35	69
36	74
37	51
38	53
39	74
40	110
41	53
42	72
43	61
44	96
45	106
46	73
47	60
48	181
49	102
50	103
51	125
52	134
53	79
54	118
55	133
56	215
57	141
58	82
59	82
60	221