If n | a(n) then a(n+1) = a(n)/(highest power of n that divides a(n)), otherwise a(n+1) = n*a(n); a(0) = 1.

A065422

If n | a(n) then a(n+1) = a(n)/(highest power of n that divides a(n)), otherwise a(n+1) = n*a(n); a(0) = 1.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =6a(4) =24a(5) =120a(6) =20a(7) =140a(8) =1120a(9) =10080a(10) =1008a(11) =11088a(12) =77a(13) =1001a(14) =14014a(15) =210210a(16) =3363360a(17) =57177120a(18) =1029188160a(19) =19554575040a(20) =977728752a(21) =2217072a(22) =100776a(23) =2317848a(24) =96577a(25) =2414425a(26) =62775050a(27) =1694926350a(28) =47457937800

External references