A236922 - cp's OEIS frontend

A236922 Number of integer solutions to a^2 + b^2 + 4c^2 + 4d^2 = n.

n	a(n)
0	1
1	4
2	4
3	0
4	8
5	24
6	16
7	0
8	24
9	52
10	24
11	0
12	32
13	56
14	32
15	0
16	24
17	72
18	52
19	0
20	48
21	128
22	48
23	0
24	96
25	124
26	56
27	0
28	64
29	120
30	96
31	0
32	24
33	192
34	72
35	0
36	104
37	152
38	80
39	0
40	144
41	168
42	128
43	0
44	96
45	312
46	96
47	0
48	96
49	228
50	124
51	0
52	112
53	216
54	160
55	0
56	192
57	320
58	120
59	0
60	192
61	248
62	128
63	0
64	24
65	336
66	192
67	0
68	144
69	384
70	192
71	0
72	312
73	296
74	152
75	0
76	160
77	384
78	224
79	0
80	144
81	484
82	168
83	0
84	256
85	432
86	176
87	0

[1, 4, 4, 0, 8, 24, 16, 0, 24, 52, 24, 0, 32, 56, 32, 0, 24, 72, 52, 0, 48, 128, 48, 0, 96, 124, 56, 0, 64, 120, 96, 0, 24, 192, 72, 0, 104, 152, 80, 0, 144, 168, 128, 0, 96, 312, 96, 0, 96, 228, 124, 0, 112, 216, 160, 0, 192, 320, 120, 0, 192, 248, 128, 0, 24, 336, 192, 0, 144, 384, 192, 0, 312, 296, 152, 0, 160, 384, 224, 0, 144, 484, 168, 0, 256, 432, 176, 0]

cp's OEIS Frontend

A236922 Number of integer solutions to a^2 + b^2 + 4c^2 + 4d^2 = n.

Table of values

List of values

n	a(n)
0	1
1	4
2	4
3	0
4	8
5	24
6	16
7	0
8	24
9	52
10	24
11	0
12	32
13	56
14	32
15	0
16	24
17	72
18	52
19	0
20	48
21	128
22	48
23	0
24	96
25	124
26	56
27	0
28	64
29	120
30	96
31	0
32	24
33	192
34	72
35	0
36	104
37	152
38	80
39	0
40	144
41	168
42	128
43	0
44	96
45	312
46	96
47	0
48	96
49	228
50	124
51	0
52	112
53	216
54	160
55	0
56	192
57	320
58	120
59	0
60	192
61	248
62	128
63	0
64	24
65	336
66	192
67	0
68	144
69	384
70	192
71	0
72	312
73	296
74	152
75	0
76	160
77	384
78	224
79	0
80	144
81	484
82	168
83	0
84	256
85	432
86	176
87	0

n	a(n)
0	1
1	4
2	4
3	0
4	8
5	24
6	16
7	0
8	24
9	52
10	24
11	0
12	32
13	56
14	32
15	0
16	24
17	72
18	52
19	0
20	48
21	128
22	48
23	0
24	96
25	124
26	56
27	0
28	64
29	120
30	96
31	0
32	24
33	192
34	72
35	0
36	104
37	152
38	80
39	0
40	144
41	168
42	128
43	0
44	96
45	312
46	96
47	0
48	96
49	228
50	124
51	0
52	112
53	216
54	160
55	0
56	192
57	320
58	120
59	0
60	192
61	248
62	128
63	0
64	24
65	336
66	192
67	0
68	144
69	384
70	192
71	0
72	312
73	296
74	152
75	0
76	160
77	384
78	224
79	0
80	144
81	484
82	168
83	0
84	256
85	432
86	176
87	0

cp's OEIS Frontend

A236922 Number of integer solutions to a^2 + b^2 + 4*c^2 + 4*d^2 = n.

Table of values

List of values

A236922 Number of integer solutions to a^2 + b^2 + 4c^2 + 4d^2 = n.

n	a(n)
0	1
1	4
2	4
3	0
4	8
5	24
6	16
7	0
8	24
9	52
10	24
11	0
12	32
13	56
14	32
15	0
16	24
17	72
18	52
19	0
20	48
21	128
22	48
23	0
24	96
25	124
26	56
27	0
28	64
29	120
30	96
31	0
32	24
33	192
34	72
35	0
36	104
37	152
38	80
39	0
40	144
41	168
42	128
43	0
44	96
45	312
46	96
47	0
48	96
49	228
50	124
51	0
52	112
53	216
54	160
55	0
56	192
57	320
58	120
59	0
60	192
61	248
62	128
63	0
64	24
65	336
66	192
67	0
68	144
69	384
70	192
71	0
72	312
73	296
74	152
75	0
76	160
77	384
78	224
79	0
80	144
81	484
82	168
83	0
84	256
85	432
86	176
87	0