Product_{n>=1} 1 / (1 - a(n)*x^n) = 1 + 1!!*x + 3!!*x^2 + 5!!*x^3 + 7!!*x^4 + ...
A363255
Product_{n>=1} 1 / (1 - a(n)*x^n) = 1 + 1!!*x + 3!!*x^2 + 5!!*x^3 + 7!!*x^4 + ...
Terms
- a(0) =1a(1) =2a(2) =12a(3) =86a(4) =816a(5) =9126a(6) =122028a(7) =1855802a(8) =32001504a(9) =613558458a(10) =12989299596a(11) =300515004558
External references
- oeis: A363255