b(0) = 1, b(2*n-1) = 1/(1+1^2/(1+1^2/(1+2^2/(1+2^2/(...+(n-1)^2/(1+n^2)))))) and b(2*n) = 1/(1+1^2/(1+1^2/(1+2^2/(1+2^2/(...+n^2/(1+n^2)))))). a(n) is the denominator of b(n).
A292817
b(0) = 1, b(2*n-1) = 1/(1+1^2/(1+1^2/(1+2^2/(1+2^2/(...+(n-1)^2/(1+n^2)))))) and b(2*n) = 1/(1+1^2/(1+1^2/(1+2^2/(1+2^2/(...+n^2/(1+n^2)))))). a(n) is the denominator of b(n).
Terms
- a(0) =1a(1) =2a(2) =3a(3) =11a(4) =23a(5) =61a(6) =329a(7) =2281a(8) =2515a(9) =32285a(10) =253195a(11) =2577715a(12) =11692735a(13) =69000385a(14) =78993865a(15) =9542994065a(16) =55043460305a(17) =414012989785
External references
- oeis: A292817