A011842 - cp's OEIS frontend

A011842 a(n) = floor(n(n-1)(n-2)/24).

n	a(n)
0	0
1	0
2	0
3	0
4	1
5	2
6	5
7	8
8	14
9	21
10	30
11	41
12	55
13	71
14	91
15	113
16	140
17	170
18	204
19	242
20	285
21	332
22	385
23	442
24	506
25	575
26	650
27	731
28	819
29	913
30	1015
31	1123
32	1240
33	1364
34	1496
35	1636
36	1785
37	1942
38	2109
39	2284
40	2470
41	2665
42	2870
43	3085
44	3311
45	3547
46	3795
47	4053
48	4324
49	4606
50	4900
51	5206
52	5525
53	5856
54	6201
55	6558
56	6930
57	7315
58	7714
59	8127
60	8555
61	8997
62	9455
63	9927
64	10416
65	10920

[0, 0, 0, 0, 1, 2, 5, 8, 14, 21, 30, 41, 55, 71, 91, 113, 140, 170, 204, 242, 285, 332, 385, 442, 506, 575, 650, 731, 819, 913, 1015, 1123, 1240, 1364, 1496, 1636, 1785, 1942, 2109, 2284, 2470, 2665, 2870, 3085, 3311, 3547, 3795, 4053, 4324, 4606, 4900, 5206, 5525, 5856, 6201, 6558, 6930, 7315, 7714, 8127, 8555, 8997, 9455, 9927, 10416, 10920]

cp's OEIS Frontend

A011842 a(n) = floor(n(n-1)(n-2)/24).

Table of values

List of values

cp's OEIS Frontend

A011842 a(n) = floor(n*(n-1)*(n-2)/24).

Table of values

List of values

A011842 a(n) = floor(n(n-1)(n-2)/24).