A282014 - cp's OEIS frontend

A282014 Number of ways to write n as x^2 + y^2 + z^2 + w^2 with x,y,z,w nonnegative integers such that both x and 121x + 48(y-z) are squares.

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

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

cp's OEIS Frontend

A282014 Number of ways to write n as x^2 + y^2 + z^2 + w^2 with x,y,z,w nonnegative integers such that both x and 121x + 48(y-z) are squares.

Table of values

List of values

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

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

cp's OEIS Frontend

A282014 Number of ways to write n as x^2 + y^2 + z^2 + w^2 with x,y,z,w nonnegative integers such that both x and 121*x + 48*(y-z) are squares.

Table of values

List of values

A282014 Number of ways to write n as x^2 + y^2 + z^2 + w^2 with x,y,z,w nonnegative integers such that both x and 121x + 48(y-z) are squares.

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