Denominator of polynomial a[1]=1, a[2]->1+1/(x*a[1]), a[3]->1+1/(2*x*a[2]), a[4]->1+1/(3*x*a[3]),.. giving 1,(1+x)/x,(3+2*x)/(2*(1+x)),(2+11*x+6*x^2)/(3*x*(3+2*x)), .. at x-> -1. Absolute values are equal to A067078(n)/n.
A130045
Denominator of polynomial a[1]=1, a[2]->1+1/(x*a[1]), a[3]->1+1/(2*x*a[2]), a[4]->1+1/(3*x*a[3]),.. giving 1,(1+x)/x,(3+2*x)/(2*(1+x)),(2+11*x+6*x^2)/(3*x*(3+2*x)), .. at x-> -1. Absolute values are equal to A067078(n)/n.
Terms
- a(0) =1a(1) =1a(2) =4a(3) =-9a(4) =-20a(5) =55a(6) =210a(7) =-1085a(8) =-7000a(9) =53235a(10) =462350a(11) =-4500265a(12) =-48454980a(13) =571411295a(14) =7321388410a(15) =-101249656725
External references
- oeis: A130045