A182063 Leading coefficient (divided by n+1) of the denominator of the factorization of a certain integral of a truncated series converging to the Riemann zeta function.

1, 1, 1, 2, 1, 2, 1, 2, 3, 6, 1, 6, 3, 2, 3, 12, 2, 12, 3, 4, 6, 12, 1, 12, 6, 4, 3, 12, 2, 12, 3, 20, 30, 12, 5, 60, 30, 20, 3, 60, 10, 60, 15, 4, 30, 60, 5, 60, 6, 20, 15, 60, 10, 12, 15, 20, 30, 60, 1, 60, 30, 20, 15, 12, 10, 60, 15, 20, 6, 60, 5, 60, 30, 4, 15

Offset: 1

Author

Stephen Crowley, Jun 19 2012

Keywords

• nonn

Links

• Stephen Crowley, A Finite Reflection Formula For A Polynomial Approximation To The Riemann Zeta Function, viXra:1205.0076, 2012.

Programs

Maple

G:=N->1+N*(Li(N+1)-Li((N+1)^2))/(N+1)+sum(n/ln(n+1), n = 1 .. N-1); GFact:=proc (N) options remember, operator, arrow; return op(1, sort(convert(denom(factor(G(N))), list)))/(N+1) end proc; [seq(GFact(m), m = 1 .. 200)]