a(n) = lcm(1,2,...,n)*a(floor(n/2))^2 for n > 0, a(0) = 1.

A230714

a(n) = lcm(1,2,...,n)*a(floor(n/2))^2 for n > 0, a(0) = 1.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =6a(4) =48a(5) =240a(6) =2160a(7) =15120a(8) =1935360a(9) =5806080a(10) =145152000a(11) =1596672000a(12) =129330432000

External references