A113531 - cp's OEIS frontend

A113531 a(n) = 1 + 2n + 3n^2 + 4n^3 + 5n^4 + 6*n^5.

n	a(n)
0	1
1	21
2	321
3	2005
4	7737
5	22461
6	54121
7	114381
8	219345
9	390277
10	654321
11	1045221
12	1604041
13	2379885
14	3430617
15	4823581
16	6636321
17	8957301
18	11886625
19	15536757
20	20033241
21	25515421
22	32137161
23	40067565
24	49491697
25	60611301
26	73645521

[1, 21, 321, 2005, 7737, 22461, 54121, 114381, 219345, 390277, 654321, 1045221, 1604041, 2379885, 3430617, 4823581, 6636321, 8957301, 11886625, 15536757, 20033241, 25515421, 32137161, 40067565, 49491697, 60611301, 73645521]

cp's OEIS Frontend

A113531 a(n) = 1 + 2n + 3n^2 + 4n^3 + 5n^4 + 6*n^5.

Table of values

List of values

cp's OEIS Frontend

A113531 a(n) = 1 + 2*n + 3*n^2 + 4*n^3 + 5*n^4 + 6*n^5.

Table of values

List of values

A113531 a(n) = 1 + 2n + 3n^2 + 4n^3 + 5n^4 + 6*n^5.