Numbers k such that k+1 is a prime, k+2 is twice a prime, k+3 is three times a prime, and k+4 is four times a prime.
A278585
Numbers k such that k+1 is a prime, k+2 is twice a prime, k+3 is three times a prime, and k+4 is four times a prime.
Terms
- a(0) =12720a(1) =16920a(2) =19440a(3) =24480a(4) =49680a(5) =61560a(6) =104160a(7) =229320a(8) =255360a(9) =259680a(10) =266400a(11) =291720a(12) =298200a(13) =311040a(14) =331920a(15) =419400a(16) =423480a(17) =436800a(18) =446880a(19) =471240a(20) =525240a(21) =532800a(22) =539400a(23) =581520a(24) =600600a(25) =663600a(26) =704160a(27) =709920a(28) =783720a(29) =867000
External references
- oeis: A278585