A282426 - cp's OEIS frontend

A282426 Number of ways to write n as x^4 + 4*y^2 + z^2 + 3^k, where x,y,z are nonnegative integers and k is among 0,1,2,3,4.

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

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

cp's OEIS Frontend

A282426 Number of ways to write n as x^4 + 4*y^2 + z^2 + 3^k, where x,y,z are nonnegative integers and k is among 0,1,2,3,4.

Table of values

List of values

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

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

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