Numbers of the form P(k)^m * Q(k), m >= 0, with P(k) = Product_{i=1..k} prime(i) = A002110(k) and Q(k) = Product_{j=1..k} P(j) = A006939(k).

A387491

Numbers of the form P(k)^m * Q(k), m >= 0, with P(k) = Product_{i=1..k} prime(i) = A002110(k) and Q(k) = Product_{j=1..k} P(j) = A006939(k).

Terms

    a(0) =1a(1) =2a(2) =4a(3) =8a(4) =12a(5) =16a(6) =32a(7) =64a(8) =72a(9) =128a(10) =256a(11) =360a(12) =432a(13) =512a(14) =1024a(15) =2048a(16) =2592a(17) =4096a(18) =8192a(19) =10800a(20) =15552a(21) =16384a(22) =32768a(23) =65536a(24) =75600a(25) =93312a(26) =131072a(27) =262144a(28) =324000a(29) =524288

External references