A011889 - cp's OEIS frontend

A011889 a(n) = floor(n(n-1)(n-2)/7).

n	a(n)
0	0
1	0
2	0
3	0
4	3
5	8
6	17
7	30
8	48
9	72
10	102
11	141
12	188
13	245
14	312
15	390
16	480
17	582
18	699
19	830
20	977
21	1140
22	1320
23	1518
24	1734
25	1971
26	2228
27	2507
28	2808
29	3132
30	3480
31	3852
32	4251
33	4676
34	5129
35	5610
36	6120
37	6660
38	7230
39	7833
40	8468
41	9137
42	9840
43	10578
44	11352
45	12162
46	13011
47	13898
48	14825
49	15792
50	16800

[0, 0, 0, 0, 3, 8, 17, 30, 48, 72, 102, 141, 188, 245, 312, 390, 480, 582, 699, 830, 977, 1140, 1320, 1518, 1734, 1971, 2228, 2507, 2808, 3132, 3480, 3852, 4251, 4676, 5129, 5610, 6120, 6660, 7230, 7833, 8468, 9137, 9840, 10578, 11352, 12162, 13011, 13898, 14825, 15792, 16800]

cp's OEIS Frontend

A011889 a(n) = floor(n(n-1)(n-2)/7).

Table of values

List of values

cp's OEIS Frontend

A011889 a(n) = floor(n*(n-1)*(n-2)/7).

Table of values

List of values

A011889 a(n) = floor(n(n-1)(n-2)/7).