Numbers n such that (A006530(n) + A020639(n))/2 is an integer, divides n and it is not a power of prime number: it has at least 2 distinct prime factors. Special terms of A088948.
A088595
Numbers n such that (A006530(n) + A020639(n))/2 is an integer, divides n and it is not a power of prime number: it has at least 2 distinct prime factors. Special terms of A088948.
Terms
- a(0) =105a(1) =231a(2) =315a(3) =525a(4) =627a(5) =693a(6) =735a(7) =897a(8) =935a(9) =945a(10) =1155a(11) =1575a(12) =1581a(13) =1617a(14) =1729a(15) =1881a(16) =2079a(17) =2205a(18) =2465a(19) =2541a(20) =2625a(21) =2691a(22) =2835a(23) =2967a(24) =3135a(25) =3465a(26) =3525a(27) =3675a(28) =4123a(29) =4301
External references
- oeis: A088595