A005899 - cp's OEIS frontend

A005899 Number of points on surface of octahedron; also coordination sequence for cubic lattice: a(0) = 1; for n > 0, a(n) = 4n^2 + 2.

n	a(n)
0	1
1	6
2	18
3	38
4	66
5	102
6	146
7	198
8	258
9	326
10	402
11	486
12	578
13	678
14	786
15	902
16	1026
17	1158
18	1298
19	1446
20	1602
21	1766
22	1938
23	2118
24	2306
25	2502
26	2706
27	2918
28	3138
29	3366
30	3602
31	3846
32	4098
33	4358
34	4626
35	4902
36	5186
37	5478
38	5778
39	6086
40	6402
41	6726
42	7058
43	7398
44	7746
45	8102
46	8466

[1, 6, 18, 38, 66, 102, 146, 198, 258, 326, 402, 486, 578, 678, 786, 902, 1026, 1158, 1298, 1446, 1602, 1766, 1938, 2118, 2306, 2502, 2706, 2918, 3138, 3366, 3602, 3846, 4098, 4358, 4626, 4902, 5186, 5478, 5778, 6086, 6402, 6726, 7058, 7398, 7746, 8102, 8466]

cp's OEIS Frontend

A005899 Number of points on surface of octahedron; also coordination sequence for cubic lattice: a(0) = 1; for n > 0, a(n) = 4n^2 + 2.

Table of values

List of values