Ramanujan's largely composite numbers n (A067128) which are not divisible by all the primes < p, where p is the greatest prime divisor of n.

A273379

Ramanujan's largely composite numbers n (A067128) which are not divisible by all the primes < p, where p is the greatest prime divisor of n.

Terms

    a(0) =3a(1) =10a(2) =20a(3) =84a(4) =168a(5) =336a(6) =504a(7) =660a(8) =672a(9) =3960a(10) =4680a(11) =32760a(12) =42840a(13) =43680a(14) =65520a(15) =98280a(16) =131040a(17) =163800a(18) =196560a(19) =262080a(20) =327600a(21) =393120a(22) =471240a(23) =491400a(24) =655200a(25) =942480a(26) =982800a(27) =1053360a(28) =1413720a(29) =1884960

External references