706071989domain: NAppears in sequencesColumn 1 of triangle A128564; a(n) equals the number of permutations of {1..n+2} with [n/2+1] inversions for n>=0.at n=23A128565Number of reduced words of length n in the Weyl group A_24.at n=12A161524Number of solutions winning the Tchoukaillon game with n seeds and 2n pits.at n=12A382454