a(n) = n^(n+2) - (n+2)^n.

A046065

a(n) = n^(n+2) - (n+2)^n.

Terms

    a(0) =-1a(1) =-2a(2) =0a(3) =118a(4) =2800a(5) =61318a(6) =1417472a(7) =35570638a(8) =973741824a(9) =29023111918a(10) =938082635776

External references