Numerator of 1/det(M) where M is the n X n matrix with M[i,j] = 1/lcm(i,j).

A060841

Numerator of 1/det(M) where M is the n X n matrix with M[i,j] = 1/lcm(i,j).

Terms

    a(0) =1a(1) =4a(2) =18a(3) =144a(4) =900a(5) =16200a(6) =132300a(7) =2116800a(8) =28576800a(9) =714420000a(10) =8644482000a(11) =311201352000

External references