108764domain: NAppears in sequencesNumber of (n+7)X11 0..1 matrices with each 8X8 subblock idempotent.at n=4A224593Number of (n+7)X12 0..1 matrices with each 8X8 subblock idempotent.at n=3A224594Least integer N > 2 such that the number of primes (<=N) <= the number of base-n-zero containing numbers (<=N).at n=28A306521