A057671 - cp's OEIS frontend

A057671 a(n) equals floor(Vc(n) - Vs(n)), where Vc(n) is the volume of the cube with side length n and Vs(n) is the volume of the sphere of diameter n.

n	a(n)
1	0
2	3
3	12
4	30
5	59
6	102
7	163
8	243
9	347
10	476
11	634
12	823
13	1046
14	1307
15	1607
16	1951
17	2340
18	2778
19	3267
20	3811
21	4411
22	5072
23	5796
24	6585
25	7443
26	8373
27	9377
28	10457
29	11618
30	12862
31	14192
32	15610
33	17120
34	18724
35	20425
36	22226
37	24131

[0, 3, 12, 30, 59, 102, 163, 243, 347, 476, 634, 823, 1046, 1307, 1607, 1951, 2340, 2778, 3267, 3811, 4411, 5072, 5796, 6585, 7443, 8373, 9377, 10457, 11618, 12862, 14192, 15610, 17120, 18724, 20425, 22226, 24131]

cp's OEIS Frontend

A057671 a(n) equals floor(Vc(n) - Vs(n)), where Vc(n) is the volume of the cube with side length n and Vs(n) is the volume of the sphere of diameter n.

Table of values

List of values