a(n) = Product_{i=1..n} floor(5*i/3).
A319950
a(n) = Product_{i=1..n} floor(5*i/3).
Terms
- a(0) =1a(1) =3a(2) =15a(3) =90a(4) =720a(5) =7200a(6) =79200a(7) =1029600a(8) =15444000a(9) =247104000a(10) =4447872000a(11) =88957440000
External references
- oeis: A319950