A164083 - cp's OEIS frontend

A164083 Ceiling of 2^(n-1) times the surface area of the unit sphere in 2n-dimensional space.

n	a(n)
1	7
2	40
3	125
4	260
5	409
6	513
7	537
8	482
9	379
10	265
11	167
12	95
13	50
14	25
15	11
16	5
17	2
18	1
19	1
20	1
21	1
22	1
23	1
24	1
25	1
26	1
27	1
28	1
29	1
30	1
31	1
32	1
33	1
34	1
35	1
36	1
37	1
38	1
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	1
47	1
48	1
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	1
57	1
58	1

[7, 40, 125, 260, 409, 513, 537, 482, 379, 265, 167, 95, 50, 25, 11, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]

cp's OEIS Frontend

A164083 Ceiling of 2^(n-1) times the surface area of the unit sphere in 2n-dimensional space.

Table of values

List of values

n	a(n)
1	7
2	40
3	125
4	260
5	409
6	513
7	537
8	482
9	379
10	265
11	167
12	95
13	50
14	25
15	11
16	5
17	2
18	1
19	1
20	1
21	1
22	1
23	1
24	1
25	1
26	1
27	1
28	1
29	1
30	1
31	1
32	1
33	1
34	1
35	1
36	1
37	1
38	1
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	1
47	1
48	1
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	1
57	1
58	1

n	a(n)
1	7
2	40
3	125
4	260
5	409
6	513
7	537
8	482
9	379
10	265
11	167
12	95
13	50
14	25
15	11
16	5
17	2
18	1
19	1
20	1
21	1
22	1
23	1
24	1
25	1
26	1
27	1
28	1
29	1
30	1
31	1
32	1
33	1
34	1
35	1
36	1
37	1
38	1
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	1
47	1
48	1
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	1
57	1
58	1

n	a(n)
1	7
2	40
3	125
4	260
5	409
6	513
7	537
8	482
9	379
10	265
11	167
12	95
13	50
14	25
15	11
16	5
17	2
18	1
19	1
20	1
21	1
22	1
23	1
24	1
25	1
26	1
27	1
28	1
29	1
30	1
31	1
32	1
33	1
34	1
35	1
36	1
37	1
38	1
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	1
47	1
48	1
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	1
57	1
58	1