A374716 - cp's OEIS frontend

A374716 Number of distinct sums i^2 + j^2 + k^2 + l^2 for 1<=i<=j<=k<=l<=n.

n	a(n)
1	1
2	5
3	15
4	34
5	58
6	93
7	128
8	175
9	227
10	289
11	349
12	429
13	504
14	592
15	685
16	791
17	891
18	1014
19	1124
20	1262
21	1394
22	1543
23	1676
24	1851
25	2006
26	2185
27	2356
28	2554
29	2733
30	2948
31	3143
32	3374
33	3585
34	3824
35	4045
36	4313
37	4549
38	4818
39	5064
40	5363
41	5632
42	5934
43	6216
44	6538
45	6834
46	7161
47	7466
48	7838
49	8160
50	8515
51	8852
52	9248
53	9587
54	9989

[1, 5, 15, 34, 58, 93, 128, 175, 227, 289, 349, 429, 504, 592, 685, 791, 891, 1014, 1124, 1262, 1394, 1543, 1676, 1851, 2006, 2185, 2356, 2554, 2733, 2948, 3143, 3374, 3585, 3824, 4045, 4313, 4549, 4818, 5064, 5363, 5632, 5934, 6216, 6538, 6834, 7161, 7466, 7838, 8160, 8515, 8852, 9248, 9587, 9989]

cp's OEIS Frontend

A374716 Number of distinct sums i^2 + j^2 + k^2 + l^2 for 1<=i<=j<=k<=l<=n.

Table of values

List of values