A341397 - cp's OEIS frontend

A341397 Number of integer solutions to (x_1)^2 + (x_2)^2 + ... + (x_8)^2 <= n.

n	a(n)
0	1
1	17
2	129
3	577
4	1713
5	3729
6	6865
7	12369
8	21697
9	33809
10	47921
11	69233
12	101041
13	136209
14	174737
15	231185
16	306049
17	384673
18	469457
19	579217
20	722353
21	876465
22	1025649
23	1220337
24	1481521
25	1733537
26	1979713
27	2306753
28	2697537
29	3087777
30	3482913
31	3959585
32	4558737
33	5155473

[1, 17, 129, 577, 1713, 3729, 6865, 12369, 21697, 33809, 47921, 69233, 101041, 136209, 174737, 231185, 306049, 384673, 469457, 579217, 722353, 876465, 1025649, 1220337, 1481521, 1733537, 1979713, 2306753, 2697537, 3087777, 3482913, 3959585, 4558737, 5155473]

cp's OEIS Frontend

A341397 Number of integer solutions to (x_1)^2 + (x_2)^2 + ... + (x_8)^2 <= n.

Table of values

List of values