A320166 - cp's OEIS frontend

A320166 Number of integer solutions to a^2 + 2b^2 + 5c^2 + 9*d^2 = n.

n	a(n)
0	1
1	2
2	2
3	4
4	2
5	2
6	8
7	4
8	10
9	12
10	4
11	16
12	12
13	8
14	16
15	16
16	18
17	32
18	26
19	4
20	26
21	16
22	24
23	44
24	16
25	22
26	32
27	28
28	12
29	24
30	20
31	40
32	66
33	40
34	8
35	16
36	44
37	24
38	76
39	32
40	20
41	72
42	40
43	28
44	32
45	46
46	36
47	108
48	60
49	22
50	58
51	32
52	48
53	76
54	56
55	36
56	80
57	72
58	68
59	64
60	64
61	24
62	96
63	116
64	42
65	112
66	48
67	44
68	104
69	32

[1, 2, 2, 4, 2, 2, 8, 4, 10, 12, 4, 16, 12, 8, 16, 16, 18, 32, 26, 4, 26, 16, 24, 44, 16, 22, 32, 28, 12, 24, 20, 40, 66, 40, 8, 16, 44, 24, 76, 32, 20, 72, 40, 28, 32, 46, 36, 108, 60, 22, 58, 32, 48, 76, 56, 36, 80, 72, 68, 64, 64, 24, 96, 116, 42, 112, 48, 44, 104, 32]

cp's OEIS Frontend

A320166 Number of integer solutions to a^2 + 2b^2 + 5c^2 + 9*d^2 = n.

Table of values

List of values

n	a(n)
0	1
1	2
2	2
3	4
4	2
5	2
6	8
7	4
8	10
9	12
10	4
11	16
12	12
13	8
14	16
15	16
16	18
17	32
18	26
19	4
20	26
21	16
22	24
23	44
24	16
25	22
26	32
27	28
28	12
29	24
30	20
31	40
32	66
33	40
34	8
35	16
36	44
37	24
38	76
39	32
40	20
41	72
42	40
43	28
44	32
45	46
46	36
47	108
48	60
49	22
50	58
51	32
52	48
53	76
54	56
55	36
56	80
57	72
58	68
59	64
60	64
61	24
62	96
63	116
64	42
65	112
66	48
67	44
68	104
69	32

n	a(n)
0	1
1	2
2	2
3	4
4	2
5	2
6	8
7	4
8	10
9	12
10	4
11	16
12	12
13	8
14	16
15	16
16	18
17	32
18	26
19	4
20	26
21	16
22	24
23	44
24	16
25	22
26	32
27	28
28	12
29	24
30	20
31	40
32	66
33	40
34	8
35	16
36	44
37	24
38	76
39	32
40	20
41	72
42	40
43	28
44	32
45	46
46	36
47	108
48	60
49	22
50	58
51	32
52	48
53	76
54	56
55	36
56	80
57	72
58	68
59	64
60	64
61	24
62	96
63	116
64	42
65	112
66	48
67	44
68	104
69	32

cp's OEIS Frontend

A320166 Number of integer solutions to a^2 + 2*b^2 + 5*c^2 + 9*d^2 = n.

Table of values

List of values

A320166 Number of integer solutions to a^2 + 2b^2 + 5c^2 + 9*d^2 = n.

n	a(n)
0	1
1	2
2	2
3	4
4	2
5	2
6	8
7	4
8	10
9	12
10	4
11	16
12	12
13	8
14	16
15	16
16	18
17	32
18	26
19	4
20	26
21	16
22	24
23	44
24	16
25	22
26	32
27	28
28	12
29	24
30	20
31	40
32	66
33	40
34	8
35	16
36	44
37	24
38	76
39	32
40	20
41	72
42	40
43	28
44	32
45	46
46	36
47	108
48	60
49	22
50	58
51	32
52	48
53	76
54	56
55	36
56	80
57	72
58	68
59	64
60	64
61	24
62	96
63	116
64	42
65	112
66	48
67	44
68	104
69	32