74043domain: NAppears in sequencesa(n) = 3^n modulo Fibonacci(n).at n=24A128162a(n)=Mod(3^Fibonacci(n),Fibonacci(n)).at n=24A171961Number of idempotent 3X3 -n..n matrices of rank 1.at n=20A221312The Wiener index of the cyclic phenylene with n hexagons (n>=3).at n=16A224456