A000118 - cp's OEIS frontend

A000118 Number of ways of writing n as a sum of 4 squares; also theta series of four-dimensional cubic lattice Z^4.

n	a(n)
0	1
1	8
2	24
3	32
4	24
5	48
6	96
7	64
8	24
9	104
10	144
11	96
12	96
13	112
14	192
15	192
16	24
17	144
18	312
19	160
20	144
21	256
22	288
23	192
24	96
25	248
26	336
27	320
28	192
29	240
30	576
31	256
32	24
33	384
34	432
35	384
36	312
37	304
38	480
39	448
40	144
41	336
42	768
43	352
44	288
45	624
46	576
47	384
48	96
49	456
50	744
51	576
52	336
53	432
54	960
55	576
56	192

[1, 8, 24, 32, 24, 48, 96, 64, 24, 104, 144, 96, 96, 112, 192, 192, 24, 144, 312, 160, 144, 256, 288, 192, 96, 248, 336, 320, 192, 240, 576, 256, 24, 384, 432, 384, 312, 304, 480, 448, 144, 336, 768, 352, 288, 624, 576, 384, 96, 456, 744, 576, 336, 432, 960, 576, 192]

cp's OEIS Frontend

A000118 Number of ways of writing n as a sum of 4 squares; also theta series of four-dimensional cubic lattice Z^4.

Table of values

List of values

n	a(n)
0	1
1	8
2	24
3	32
4	24
5	48
6	96
7	64
8	24
9	104
10	144
11	96
12	96
13	112
14	192
15	192
16	24
17	144
18	312
19	160
20	144
21	256
22	288
23	192
24	96
25	248
26	336
27	320
28	192
29	240
30	576
31	256
32	24
33	384
34	432
35	384
36	312
37	304
38	480
39	448
40	144
41	336
42	768
43	352
44	288
45	624
46	576
47	384
48	96
49	456
50	744
51	576
52	336
53	432
54	960
55	576
56	192

n	a(n)
0	1
1	8
2	24
3	32
4	24
5	48
6	96
7	64
8	24
9	104
10	144
11	96
12	96
13	112
14	192
15	192
16	24
17	144
18	312
19	160
20	144
21	256
22	288
23	192
24	96
25	248
26	336
27	320
28	192
29	240
30	576
31	256
32	24
33	384
34	432
35	384
36	312
37	304
38	480
39	448
40	144
41	336
42	768
43	352
44	288
45	624
46	576
47	384
48	96
49	456
50	744
51	576
52	336
53	432
54	960
55	576
56	192

n	a(n)
0	1
1	8
2	24
3	32
4	24
5	48
6	96
7	64
8	24
9	104
10	144
11	96
12	96
13	112
14	192
15	192
16	24
17	144
18	312
19	160
20	144
21	256
22	288
23	192
24	96
25	248
26	336
27	320
28	192
29	240
30	576
31	256
32	24
33	384
34	432
35	384
36	312
37	304
38	480
39	448
40	144
41	336
42	768
43	352
44	288
45	624
46	576
47	384
48	96
49	456
50	744
51	576
52	336
53	432
54	960
55	576
56	192