A070101 - cp's OEIS frontend

A070101 Number of obtuse integer triangles with perimeter n.

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	1
8	0
9	1
10	0
11	2
12	0
13	2
14	2
15	3
16	2
17	3
18	3
19	5
20	3
21	7
22	4
23	8
24	5
25	9
26	7
27	10
28	8
29	11
30	9
31	14
32	11
33	16
34	12
35	18
36	14
37	19
38	17
39	21
40	18
41	23
42	21
43	27
44	22
45	30
46	24
47	32
48	27
49	34
50	30
51	37
52	33
53	40
54	35
55	44
56	37
57	47
58	40
59	50
60	44
61	53
62	49
63	56
64	52
65	60
66	55
67	64
68	57
69	68

[0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 2, 0, 2, 2, 3, 2, 3, 3, 5, 3, 7, 4, 8, 5, 9, 7, 10, 8, 11, 9, 14, 11, 16, 12, 18, 14, 19, 17, 21, 18, 23, 21, 27, 22, 30, 24, 32, 27, 34, 30, 37, 33, 40, 35, 44, 37, 47, 40, 50, 44, 53, 49, 56, 52, 60, 55, 64, 57, 68]

cp's OEIS Frontend

A070101 Number of obtuse integer triangles with perimeter n.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	1
8	0
9	1
10	0
11	2
12	0
13	2
14	2
15	3
16	2
17	3
18	3
19	5
20	3
21	7
22	4
23	8
24	5
25	9
26	7
27	10
28	8
29	11
30	9
31	14
32	11
33	16
34	12
35	18
36	14
37	19
38	17
39	21
40	18
41	23
42	21
43	27
44	22
45	30
46	24
47	32
48	27
49	34
50	30
51	37
52	33
53	40
54	35
55	44
56	37
57	47
58	40
59	50
60	44
61	53
62	49
63	56
64	52
65	60
66	55
67	64
68	57
69	68

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	1
8	0
9	1
10	0
11	2
12	0
13	2
14	2
15	3
16	2
17	3
18	3
19	5
20	3
21	7
22	4
23	8
24	5
25	9
26	7
27	10
28	8
29	11
30	9
31	14
32	11
33	16
34	12
35	18
36	14
37	19
38	17
39	21
40	18
41	23
42	21
43	27
44	22
45	30
46	24
47	32
48	27
49	34
50	30
51	37
52	33
53	40
54	35
55	44
56	37
57	47
58	40
59	50
60	44
61	53
62	49
63	56
64	52
65	60
66	55
67	64
68	57
69	68

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	1
8	0
9	1
10	0
11	2
12	0
13	2
14	2
15	3
16	2
17	3
18	3
19	5
20	3
21	7
22	4
23	8
24	5
25	9
26	7
27	10
28	8
29	11
30	9
31	14
32	11
33	16
34	12
35	18
36	14
37	19
38	17
39	21
40	18
41	23
42	21
43	27
44	22
45	30
46	24
47	32
48	27
49	34
50	30
51	37
52	33
53	40
54	35
55	44
56	37
57	47
58	40
59	50
60	44
61	53
62	49
63	56
64	52
65	60
66	55
67	64
68	57
69	68