6172530domain: NAppears in sequencesa(n) = (n+1)*binomial(n+1, 9).at n=12A027769a(n) = (n+1)*binomial(n+1,12).at n=9A027772Triangle read by rows: T(n, k) = v(n, k)*((1/v(n, k)) mod prime(k)), where v(n, k) = (Product_{j=1..n} prime(j))/prime(k), n >= 1, 1 <= k <= n.at n=32A240673