A232821 - cp's OEIS frontend

A232821 a(n) = n^(n-1) - Sum_{k=1..n-1} k^(k-1).

n	a(n)
1	1
2	1
3	6
4	52
5	549
6	7075
7	109172
8	1971026
9	40823443
10	954730001
11	24892154602
12	716025676088
13	22528094057193
14	769646697066375
15	28375143175948712
16	1122910795732014438
17	47478259662185188967
18	2136067435649547983973
19	101891594614083396452878

[1, 1, 6, 52, 549, 7075, 109172, 1971026, 40823443, 954730001, 24892154602, 716025676088, 22528094057193, 769646697066375, 28375143175948712, 1122910795732014438, 47478259662185188967, 2136067435649547983973, 101891594614083396452878]

cp's OEIS Frontend

A232821 a(n) = n^(n-1) - Sum_{k=1..n-1} k^(k-1).

Table of values

List of values