Denominator of the sum of all elements in the n X n Hilbert matrix M(i,j) = 1/(i+j-1), where i,j = 1..n.

A117664

Denominator of the sum of all elements in the n X n Hilbert matrix M(i,j) = 1/(i+j-1), where i,j = 1..n.

Terms

    a(0) =1a(1) =3a(2) =10a(3) =105a(4) =252a(5) =2310a(6) =25740a(7) =9009a(8) =136136a(9) =11639628a(10) =10581480a(11) =223092870a(12) =1029659400a(13) =2868336900a(14) =11090902680a(15) =644658718275a(16) =606737617200

External references