A141074 a(n) = n^(n+1)-(n+1)^n+1-(-1)^p(n+1)-(-1)^(n+1) where p(i) = i-th prime.

0, 0, 2, 18, 402, 7850, 162290, 3667650, 91171010, 2486784402, 74062575402, 2395420006034, 83695120256594, 3143661612445146, 126375169532421602, 5415486851106043650, 246486713303685957378, 11877172892329028459042