A014820 - cp's OEIS frontend

A014820 a(n) = (1/3)(n^2 + 2n + 3)*(n+1)^2.

n	a(n)
0	1
1	8
2	33
3	96
4	225
5	456
6	833
7	1408
8	2241
9	3400
10	4961
11	7008
12	9633
13	12936
14	17025
15	22016
16	28033
17	35208
18	43681
19	53600
20	65121
21	78408
22	93633
23	110976
24	130625
25	152776
26	177633
27	205408
28	236321
29	270600
30	308481

[1, 8, 33, 96, 225, 456, 833, 1408, 2241, 3400, 4961, 7008, 9633, 12936, 17025, 22016, 28033, 35208, 43681, 53600, 65121, 78408, 93633, 110976, 130625, 152776, 177633, 205408, 236321, 270600, 308481]

cp's OEIS Frontend

A014820 a(n) = (1/3)(n^2 + 2n + 3)*(n+1)^2.

Table of values

List of values

cp's OEIS Frontend

A014820 a(n) = (1/3)*(n^2 + 2*n + 3)*(n+1)^2.

Table of values

List of values

A014820 a(n) = (1/3)(n^2 + 2n + 3)*(n+1)^2.