a(n) = (n + 6)^n.A008787a(n) = (n + 6)^n.Terms a(0) =1a(1) =7a(2) =64a(3) =729a(4) =10000a(5) =161051a(6) =2985984a(7) =62748517a(8) =1475789056a(9) =38443359375External referencesoeis: A008787