a(1) = 24603, a(n) = n*a(n-1) but products that are not in A010784 are first reduced as in A320486 (see comments); continue until zero is reached.

A321148

a(1) = 24603, a(n) = n*a(n-1) but products that are not in A010784 are first reduced as in A320486 (see comments); continue until zero is reached.

Terms

    a(0) =24603a(1) =49206a(2) =4768a(3) =19072a(4) =95360a(5) =572160a(6) =4512a(7) =309a(8) =2781a(9) =27810a(10) =3591a(11) =43092a(12) =5019a(13) =702a(14) =153a(15) =28a(16) =476a(17) =56a(18) =1064a(19) =180a(20) =3780a(21) =83160a(22) =92680a(23) =430a(24) =175a(25) =40a(26) =18a(27) =504a(28) =4a(29) =120

External references