First differences of A302774; Number of terms in A303762 that have prime(n) as their largest prime factor (A006530).

A303749

First differences of A302774; Number of terms in A303762 that have prime(n) as their largest prime factor (A006530).

Terms

    a(0) =1a(1) =2a(2) =4a(3) =7a(4) =16a(5) =19a(6) =52a(7) =55a(8) =160a(9) =163a(10) =484a(11) =487a(12) =1456a(13) =1459a(14) =4372a(15) =4375a(16) =13120a(17) =13123a(18) =39364a(19) =39367a(20) =118096a(21) =118099a(22) =354292a(23) =354295

External references