a(n) = h(1)*h(2)*...*h(n), where h(i) = i/[g(i/2)*g(i/4)*g(i/8)*...] and g(x) = x if x is an integer and g(x) = 1 otherwise.
A185021
a(n) = h(1)*h(2)*...*h(n), where h(i) = i/[g(i/2)*g(i/4)*g(i/8)*...] and g(x) = x if x is an integer and g(x) = 1 otherwise.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =12a(5) =60a(6) =120a(7) =840a(8) =840a(9) =7560a(10) =15120a(11) =166320a(12) =110880a(13) =1441440a(14) =2882880a(15) =43243200a(16) =10810800a(17) =183783600a(18) =367567200a(19) =6983776800a(20) =2793510720a(21) =58663725120a(22) =117327450240a(24) =299836817280
External references
- oeis: A185021