A299120 - cp's OEIS frontend

A299120 a(n) = (n-1)(n-2)(n+3)*(n+2)/12.

n	a(n)
0	1
1	0
2	0
3	5
4	21
5	56
6	120
7	225
8	385
9	616
10	936
11	1365
12	1925
13	2640
14	3536
15	4641
16	5985
17	7600
18	9520
19	11781
20	14421
21	17480
22	21000
23	25025
24	29601
25	34776
26	40600
27	47125
28	54405
29	62496
30	71456
31	81345
32	92225
33	104160
34	117216
35	131461
36	146965
37	163800
38	182040
39	201761
40	223041

[1, 0, 0, 5, 21, 56, 120, 225, 385, 616, 936, 1365, 1925, 2640, 3536, 4641, 5985, 7600, 9520, 11781, 14421, 17480, 21000, 25025, 29601, 34776, 40600, 47125, 54405, 62496, 71456, 81345, 92225, 104160, 117216, 131461, 146965, 163800, 182040, 201761, 223041]

cp's OEIS Frontend

A299120 a(n) = (n-1)(n-2)(n+3)*(n+2)/12.

Table of values

List of values

cp's OEIS Frontend

A299120 a(n) = (n-1)*(n-2)*(n+3)*(n+2)/12.

Table of values

List of values

A299120 a(n) = (n-1)(n-2)(n+3)*(n+2)/12.