3024121domain: NAppears in sequencesSquares whose squares contain every digit at least once.at n=12A190682Number of n X 4 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 0 1 1 vertically.at n=21A208009Terms of A227891 of the form (p*q)^2, where p <= q are odious primes (A027697).at n=6A231253