A339377 - cp's OEIS frontend

A339377 Number of triples (x, y, z) of natural numbers satisfying x+y = n and 2xy = z^2.

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

[1, 2, 2, 4, 2, 2, 4, 2, 2, 6, 2, 4, 4, 2, 2, 4, 2, 4, 6, 4, 2, 4, 4, 2, 4, 2, 2, 8, 2, 2, 4, 2, 2, 10, 4, 2, 6, 2, 4, 4, 2, 4, 4, 4, 4, 6, 2, 2, 4, 2, 2, 10, 2, 2, 8, 4, 2, 10, 2, 4, 4, 2, 2, 6, 2, 2, 10, 4, 4, 4, 2, 2, 6, 4, 2, 4, 4, 4, 4, 2, 2, 10, 4, 4, 4, 4, 4, 4]

cp's OEIS Frontend

A339377 Number of triples (x, y, z) of natural numbers satisfying x+y = n and 2xy = z^2.

Table of values

List of values

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

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

cp's OEIS Frontend

A339377 Number of triples (x, y, z) of natural numbers satisfying x+y = n and 2*x*y = z^2.

Table of values

List of values

A339377 Number of triples (x, y, z) of natural numbers satisfying x+y = n and 2xy = z^2.

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