A283269 - cp's OEIS frontend

A283269 Number of ways to write n as x^2 + y^2 + z^2 with x,y,z integers such that x + 3y + 5z is a square.

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

[1, 1, 2, 2, 0, 3, 5, 0, 3, 4, 4, 1, 0, 3, 7, 0, 1, 5, 3, 3, 0, 5, 3, 0, 6, 2, 8, 2, 0, 8, 3, 0, 2, 3, 6, 7, 0, 2, 6, 0, 6, 8, 4, 1, 0, 4, 3, 0, 2, 3, 7, 5, 0, 4, 13, 0, 8, 5, 2, 3, 0, 6, 6, 0, 0, 7, 13, 2, 0, 7, 3, 0, 5, 4, 9, 1, 0, 5, 3, 0, 3]

cp's OEIS Frontend

A283269 Number of ways to write n as x^2 + y^2 + z^2 with x,y,z integers such that x + 3y + 5z is a square.

Table of values

List of values

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

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

cp's OEIS Frontend

A283269 Number of ways to write n as x^2 + y^2 + z^2 with x,y,z integers such that x + 3*y + 5*z is a square.

Table of values

List of values

A283269 Number of ways to write n as x^2 + y^2 + z^2 with x,y,z integers such that x + 3y + 5z is a square.

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