645685domain: NAppears in sequencesNumber of cuban primes less than 10^n.at n=14A113478Number of (n+2)X9 0..2 arrays with every 3X3 subblock commuting with each horizontal and vertical neighbor 3X3 subblock.at n=13A186566Number of cuban primes < 10^(n/2).at n=28A210520