A301314 - cp's OEIS frontend

A301314 Number of ways to write n as x^2 + y^2 + z^2 + w^2, where w is a positive integer and x,y,z are nonnegative integers such that x + 3y + 9z = 2^k*m^3 for some k,m = 0,1,2,....

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

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

cp's OEIS Frontend

A301314 Number of ways to write n as x^2 + y^2 + z^2 + w^2, where w is a positive integer and x,y,z are nonnegative integers such that x + 3y + 9z = 2^k*m^3 for some k,m = 0,1,2,....

Table of values

List of values

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

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

cp's OEIS Frontend

A301314 Number of ways to write n as x^2 + y^2 + z^2 + w^2, where w is a positive integer and x,y,z are nonnegative integers such that x + 3*y + 9*z = 2^k*m^3 for some k,m = 0,1,2,....

Table of values

List of values

A301314 Number of ways to write n as x^2 + y^2 + z^2 + w^2, where w is a positive integer and x,y,z are nonnegative integers such that x + 3y + 9z = 2^k*m^3 for some k,m = 0,1,2,....

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