69652domain: NAppears in sequencesa(n)=number of Catalan knight paths in right half-plane from (0,0) to (n,0).at n=14A096609a(n) = 144*n^2 - 2*n.at n=21A158135Number of nonnegative integer arrays of length n summing to n without equal adjacent values modulo 4.at n=13A221317