a(n) = (n+2)^n - (n+1)^n.
A213326
a(n) = (n+2)^n - (n+1)^n.
Terms
- a(0) =0a(1) =1a(2) =7a(3) =61a(4) =671a(5) =9031a(6) =144495a(7) =2685817a(8) =56953279a(9) =1357947691a(10) =35979939623
External references
- oeis: A213326
A213326
a(n) = (n+2)^n - (n+1)^n.