A350860 - cp's OEIS frontend

A350860 Number of ways to write n as w^4 + (x^4 + y^2 + z^2)/81, where w,x,y,z are nonnegative integers with y <= z.

n	a(n)
0	1
1	6
2	8
3	5
4	4
5	7
6	8
7	3
8	2
9	5
10	10
11	10
12	3
13	4
14	6
15	2
16	6
17	14
18	12
19	10
20	8
21	19
22	18
23	4
24	4
25	11
26	23
27	15
28	2
29	7
30	8
31	3
32	8
33	13
34	19
35	18
36	15
37	21
38	13
39	4
40	4
41	17
42	24
43	10
44	3
45	6
46	13
47	7
48	5
49	10
50	21
51	23
52	14
53	15
54	13
55	3
56	5
57	17
58	15
59	12
60	4
61	13
62	21
63	4
64	4
65	13
66	36
67	25
68	14
69	20
70	14
71	3
72	6
73	13
74	19
75	18
76	5
77	14
78	11
79	3
80	7
81	32
82	45
83	19
84	17
85	22
86	21
87	8
88	4
89	17
90	31

[1, 6, 8, 5, 4, 7, 8, 3, 2, 5, 10, 10, 3, 4, 6, 2, 6, 14, 12, 10, 8, 19, 18, 4, 4, 11, 23, 15, 2, 7, 8, 3, 8, 13, 19, 18, 15, 21, 13, 4, 4, 17, 24, 10, 3, 6, 13, 7, 5, 10, 21, 23, 14, 15, 13, 3, 5, 17, 15, 12, 4, 13, 21, 4, 4, 13, 36, 25, 14, 20, 14, 3, 6, 13, 19, 18, 5, 14, 11, 3, 7, 32, 45, 19, 17, 22, 21, 8, 4, 17, 31]

cp's OEIS Frontend

A350860 Number of ways to write n as w^4 + (x^4 + y^2 + z^2)/81, where w,x,y,z are nonnegative integers with y <= z.

Table of values

List of values

n	a(n)
0	1
1	6
2	8
3	5
4	4
5	7
6	8
7	3
8	2
9	5
10	10
11	10
12	3
13	4
14	6
15	2
16	6
17	14
18	12
19	10
20	8
21	19
22	18
23	4
24	4
25	11
26	23
27	15
28	2
29	7
30	8
31	3
32	8
33	13
34	19
35	18
36	15
37	21
38	13
39	4
40	4
41	17
42	24
43	10
44	3
45	6
46	13
47	7
48	5
49	10
50	21
51	23
52	14
53	15
54	13
55	3
56	5
57	17
58	15
59	12
60	4
61	13
62	21
63	4
64	4
65	13
66	36
67	25
68	14
69	20
70	14
71	3
72	6
73	13
74	19
75	18
76	5
77	14
78	11
79	3
80	7
81	32
82	45
83	19
84	17
85	22
86	21
87	8
88	4
89	17
90	31

n	a(n)
0	1
1	6
2	8
3	5
4	4
5	7
6	8
7	3
8	2
9	5
10	10
11	10
12	3
13	4
14	6
15	2
16	6
17	14
18	12
19	10
20	8
21	19
22	18
23	4
24	4
25	11
26	23
27	15
28	2
29	7
30	8
31	3
32	8
33	13
34	19
35	18
36	15
37	21
38	13
39	4
40	4
41	17
42	24
43	10
44	3
45	6
46	13
47	7
48	5
49	10
50	21
51	23
52	14
53	15
54	13
55	3
56	5
57	17
58	15
59	12
60	4
61	13
62	21
63	4
64	4
65	13
66	36
67	25
68	14
69	20
70	14
71	3
72	6
73	13
74	19
75	18
76	5
77	14
78	11
79	3
80	7
81	32
82	45
83	19
84	17
85	22
86	21
87	8
88	4
89	17
90	31

n	a(n)
0	1
1	6
2	8
3	5
4	4
5	7
6	8
7	3
8	2
9	5
10	10
11	10
12	3
13	4
14	6
15	2
16	6
17	14
18	12
19	10
20	8
21	19
22	18
23	4
24	4
25	11
26	23
27	15
28	2
29	7
30	8
31	3
32	8
33	13
34	19
35	18
36	15
37	21
38	13
39	4
40	4
41	17
42	24
43	10
44	3
45	6
46	13
47	7
48	5
49	10
50	21
51	23
52	14
53	15
54	13
55	3
56	5
57	17
58	15
59	12
60	4
61	13
62	21
63	4
64	4
65	13
66	36
67	25
68	14
69	20
70	14
71	3
72	6
73	13
74	19
75	18
76	5
77	14
78	11
79	3
80	7
81	32
82	45
83	19
84	17
85	22
86	21
87	8
88	4
89	17
90	31