Determinant of the n X n matrix whose element (i,j) equals t(|i-j|) where t(n) is the number of divisors of n and t(0) = 0.

A071084

Determinant of the n X n matrix whose element (i,j) equals t(|i-j|) where t(n) is the number of divisors of n and t(0) = 0.

Terms

    a(0) =0a(1) =-1a(2) =4a(3) =-7a(4) =10a(5) =68a(6) =-578a(7) =3825a(8) =-14508a(9) =38367a(10) =-46170a(11) =37125a(12) =740520a(13) =7341147a(14) =-211529660a(15) =2662060613a(16) =-31141230062a(17) =234276517760

External references