26640900domain: NAppears in sequencesa(n) = floor( n*(n+1)*(n+2)*...*(n+6) / (n+(n+1)+(n+2)+...+(n+6)) ).at n=21A032774Integer quotients n(n+1)(n+2)...(n+6) / (n+(n+1)+(n+2)+...+(n+6)).at n=18A032776Bessel polynomial {y_n}'''(0).at n=24A065949Number of set partitions of [2n] in which the size of the first block is n.at n=8A297926