A275675 - cp's OEIS frontend

A275675 Number of ordered ways to write n as 4^k(1+x^2+y^2)+5z^2, where k,x,y,z are nonnegative integers with x <= y.

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

[1, 1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 1, 1, 2, 1, 2, 2, 1, 2, 1, 3, 2, 2, 3, 2, 4, 1, 1, 2, 2, 3, 3, 1, 1, 2, 2, 3, 3, 1, 3, 3, 2, 1, 2, 1, 5, 3, 2, 2, 3, 4, 1, 4, 2, 3, 5, 2, 2, 3, 1, 3, 3, 1, 4, 2, 4, 1, 2, 3, 2, 6, 2, 3, 3, 2, 2, 2, 2, 2, 3]

cp's OEIS Frontend

A275675 Number of ordered ways to write n as 4^k(1+x^2+y^2)+5z^2, where k,x,y,z are nonnegative integers with x <= y.

Table of values

List of values

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

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

cp's OEIS Frontend

A275675 Number of ordered ways to write n as 4^k*(1+x^2+y^2)+5*z^2, where k,x,y,z are nonnegative integers with x <= y.

Table of values

List of values

A275675 Number of ordered ways to write n as 4^k(1+x^2+y^2)+5z^2, where k,x,y,z are nonnegative integers with x <= y.

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