A071246 - cp's OEIS frontend

A071246 a(n) = n(n - 1)(2*n^2 + n + 2)/6.

n	a(n)
0	0
1	0
2	4
3	23
4	76
5	190
6	400
7	749
8	1288
9	2076
10	3180
11	4675
12	6644
13	9178
14	12376
15	16345
16	21200
17	27064
18	34068
19	42351
20	52060
21	63350
22	76384
23	91333
24	108376
25	127700
26	149500
27	173979
28	201348
29	231826
30	265640
31	303025
32	344224
33	389488
34	439076
35	493255
36	552300
37	616494

[0, 0, 4, 23, 76, 190, 400, 749, 1288, 2076, 3180, 4675, 6644, 9178, 12376, 16345, 21200, 27064, 34068, 42351, 52060, 63350, 76384, 91333, 108376, 127700, 149500, 173979, 201348, 231826, 265640, 303025, 344224, 389488, 439076, 493255, 552300, 616494]

cp's OEIS Frontend

A071246 a(n) = n(n - 1)(2*n^2 + n + 2)/6.

Table of values

List of values

cp's OEIS Frontend

A071246 a(n) = n*(n - 1)*(2*n^2 + n + 2)/6.

Table of values

List of values

A071246 a(n) = n(n - 1)(2*n^2 + n + 2)/6.