A104461 - cp's OEIS frontend

A104461 Number of instances of nonprimes m in Pythagorean triples x,y,z such that x^2 + y^2 = z^2. Except for 1, the number of instances of composite numbers m in Pythagorean triples.

n	a(n)
1	0
2	1
3	1
4	2
5	2
6	2
7	4
8	1
9	5
10	3
11	2
12	5
13	4
14	1
15	7
16	4
17	2
18	3
19	4
20	5
21	4
22	4
23	2
24	5
25	7
26	1
27	5
28	8
29	4
30	4
31	8
32	1
33	10
34	2
35	4
36	5
37	5
38	3
39	5
40	7
41	4
42	2
43	14
44	1
45	7
46	5
47	8
48	4
49	5
50	4
51	5
52	12
53	2
54	9
55	4
56	4
57	5
58	11
59	4
60	2
61	13
62	8
63	1
64	5
65	7
66	8
67	5
68	4
69	4
70	1
71	5
72	13
73	2
74	7
75	9
76	5
77	8
78	14
79	2
80	10
81	5
82	5
83	10
84	4
85	5
86	5
87	8
88	1
89	5
90	23
91	2
92	2
93	5
94	4
95	6
96	7
97	6
98	4
99	8
100	13

[0, 1, 1, 2, 2, 2, 4, 1, 5, 3, 2, 5, 4, 1, 7, 4, 2, 3, 4, 5, 4, 4, 2, 5, 7, 1, 5, 8, 4, 4, 8, 1, 10, 2, 4, 5, 5, 3, 5, 7, 4, 2, 14, 1, 7, 5, 8, 4, 5, 4, 5, 12, 2, 9, 4, 4, 5, 11, 4, 2, 13, 8, 1, 5, 7, 8, 5, 4, 4, 1, 5, 13, 2, 7, 9, 5, 8, 14, 2, 10, 5, 5, 10, 4, 5, 5, 8, 1, 5, 23, 2, 2, 5, 4, 6, 7, 6, 4, 8, 13]

cp's OEIS Frontend

A104461 Number of instances of nonprimes m in Pythagorean triples x,y,z such that x^2 + y^2 = z^2. Except for 1, the number of instances of composite numbers m in Pythagorean triples.

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	2
5	2
6	2
7	4
8	1
9	5
10	3
11	2
12	5
13	4
14	1
15	7
16	4
17	2
18	3
19	4
20	5
21	4
22	4
23	2
24	5
25	7
26	1
27	5
28	8
29	4
30	4
31	8
32	1
33	10
34	2
35	4
36	5
37	5
38	3
39	5
40	7
41	4
42	2
43	14
44	1
45	7
46	5
47	8
48	4
49	5
50	4
51	5
52	12
53	2
54	9
55	4
56	4
57	5
58	11
59	4
60	2
61	13
62	8
63	1
64	5
65	7
66	8
67	5
68	4
69	4
70	1
71	5
72	13
73	2
74	7
75	9
76	5
77	8
78	14
79	2
80	10
81	5
82	5
83	10
84	4
85	5
86	5
87	8
88	1
89	5
90	23
91	2
92	2
93	5
94	4
95	6
96	7
97	6
98	4
99	8
100	13

n	a(n)
1	0
2	1
3	1
4	2
5	2
6	2
7	4
8	1
9	5
10	3
11	2
12	5
13	4
14	1
15	7
16	4
17	2
18	3
19	4
20	5
21	4
22	4
23	2
24	5
25	7
26	1
27	5
28	8
29	4
30	4
31	8
32	1
33	10
34	2
35	4
36	5
37	5
38	3
39	5
40	7
41	4
42	2
43	14
44	1
45	7
46	5
47	8
48	4
49	5
50	4
51	5
52	12
53	2
54	9
55	4
56	4
57	5
58	11
59	4
60	2
61	13
62	8
63	1
64	5
65	7
66	8
67	5
68	4
69	4
70	1
71	5
72	13
73	2
74	7
75	9
76	5
77	8
78	14
79	2
80	10
81	5
82	5
83	10
84	4
85	5
86	5
87	8
88	1
89	5
90	23
91	2
92	2
93	5
94	4
95	6
96	7
97	6
98	4
99	8
100	13

n	a(n)
1	0
2	1
3	1
4	2
5	2
6	2
7	4
8	1
9	5
10	3
11	2
12	5
13	4
14	1
15	7
16	4
17	2
18	3
19	4
20	5
21	4
22	4
23	2
24	5
25	7
26	1
27	5
28	8
29	4
30	4
31	8
32	1
33	10
34	2
35	4
36	5
37	5
38	3
39	5
40	7
41	4
42	2
43	14
44	1
45	7
46	5
47	8
48	4
49	5
50	4
51	5
52	12
53	2
54	9
55	4
56	4
57	5
58	11
59	4
60	2
61	13
62	8
63	1
64	5
65	7
66	8
67	5
68	4
69	4
70	1
71	5
72	13
73	2
74	7
75	9
76	5
77	8
78	14
79	2
80	10
81	5
82	5
83	10
84	4
85	5
86	5
87	8
88	1
89	5
90	23
91	2
92	2
93	5
94	4
95	6
96	7
97	6
98	4
99	8
100	13