-1811939328domain: ZAppears in sequencesDeterminant of the symmetric n X n matrix A defined by A[i,j] = |i-j| for 1 <= i,j <= n.at n=27A085750Column 0 of triangle A118441, which is the matrix log of triangle A118435.at n=27A118442Expansion of 1/Sum_{k>=0} A000326(k+1)*x^k.at n=29A296775