75908domain: NAppears in sequencesa(n) = round(n*Pi^n).at n=7A092786Triangle read by rows: T(n,k) is the coefficient A_k in the transformation Sum_{k=0..n} (k+1)*x^k = Sum_{k=0..n} A_k*(x-3k)^k.at n=22A253383Area of the convex hull around R5 dragon curve expansion level n.at n=7A349008