A273875 - cp's OEIS frontend

A273875 Number of ordered ways to write n as w^2 + x^2 + y^2 + z^2 with xy + 2y*z + 4zx a nonnegative cube, where w,x,y,z are integers with w >= 0 and x > 0.

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

[1, 2, 2, 2, 4, 3, 1, 1, 4, 3, 1, 1, 3, 3, 1, 1, 3, 6, 4, 6, 5, 2, 4, 2, 4, 5, 5, 5, 5, 5, 3, 2, 4, 6, 4, 8, 5, 5, 3, 4, 7, 7, 6, 3, 10, 2, 4, 1, 3, 10, 4, 8, 4, 8, 5, 4, 5, 9, 5, 4, 4, 4, 10, 1, 11, 11, 4, 10, 10, 4, 4, 9, 6, 9, 7, 5, 6, 8, 5, 2]

cp's OEIS Frontend

A273875 Number of ordered ways to write n as w^2 + x^2 + y^2 + z^2 with xy + 2y*z + 4zx a nonnegative cube, where w,x,y,z are integers with w >= 0 and x > 0.

Table of values

List of values

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

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

cp's OEIS Frontend

A273875 Number of ordered ways to write n as w^2 + x^2 + y^2 + z^2 with x*y + 2*y*z + 4*z*x a nonnegative cube, where w,x,y,z are integers with w >= 0 and x > 0.

Table of values

List of values

A273875 Number of ordered ways to write n as w^2 + x^2 + y^2 + z^2 with xy + 2y*z + 4zx a nonnegative cube, where w,x,y,z are integers with w >= 0 and x > 0.

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