A152725 - cp's OEIS frontend

A152725 a(n) = n(n+1)(n^4 + 2n^3 - 2n^2 - 3*n + 3)/2.

n	a(n)
0	0
1	1
2	63
3	666
4	3430
5	12195
6	34461
7	83188
8	178956
9	352485
10	647515
11	1124046
12	1861938
13	2964871
14	4564665
15	6825960
16	9951256
17	14186313
18	19825911
19	27219970
20	36780030
21	48986091
22	64393813
23	83642076
24	107460900
25	136679725
26	172236051
27	215184438

[0, 1, 63, 666, 3430, 12195, 34461, 83188, 178956, 352485, 647515, 1124046, 1861938, 2964871, 4564665, 6825960, 9951256, 14186313, 19825911, 27219970, 36780030, 48986091, 64393813, 83642076, 107460900, 136679725, 172236051, 215184438]

cp's OEIS Frontend

A152725 a(n) = n(n+1)(n^4 + 2n^3 - 2n^2 - 3*n + 3)/2.

Table of values

List of values

cp's OEIS Frontend

A152725 a(n) = n*(n+1)*(n^4 + 2*n^3 - 2*n^2 - 3*n + 3)/2.

Table of values

List of values

A152725 a(n) = n(n+1)(n^4 + 2n^3 - 2n^2 - 3*n + 3)/2.