134420domain: NAppears in sequencesa(n) = 225*n^2 - 251*n + 70.at n=25A156810Numbers k, not powers of primes, for which A011772(k) divides A344875(k), and for all proper divisors d of k, A011772(d) < A011772(k).at n=18A344694Number of minimal dominating sets in the n-dipyramidal graph (for n > 3).at n=34A347638