A323589 - cp's OEIS frontend

A323589 a(n) = Product_{k=1..n-1} (k^k + (n-k)^(n-k)).

n	a(n)
0	1
1	1
2	2
3	25
4	6272
5	63473089
6	35671256150400
7	1706937496190389809801
8	7511133178157708431911079116800
9	4755809816953036991699151550498501702425129
10	394143276257895110158515904775794405720952934400000000000

[1, 1, 2, 25, 6272, 63473089, 35671256150400, 1706937496190389809801, 7511133178157708431911079116800, 4755809816953036991699151550498501702425129, 394143276257895110158515904775794405720952934400000000000]

cp's OEIS Frontend

A323589 a(n) = Product_{k=1..n-1} (k^k + (n-k)^(n-k)).

Table of values

List of values