Smallest integer >= 2 that is not the sum of 2 positive integers whose prime factors are all <= p(n), the n-th prime.
A062241
Smallest integer >= 2 that is not the sum of 2 positive integers whose prime factors are all <= p(n), the n-th prime.
Terms
- a(0) =3a(1) =7a(2) =23a(3) =71a(4) =311a(5) =479a(6) =1559a(7) =5711a(8) =10559a(9) =18191a(10) =31391a(11) =118271a(12) =366791a(13) =366791a(14) =2155919a(15) =2155919a(16) =2155919a(17) =6077111a(18) =6077111a(19) =98538359a(20) =120293879a(21) =131486759a(22) =131486759a(23) =508095719a(24) =2570169839a(25) =2570169839a(26) =2570169839a(27) =2570169839a(28) =2570169839a(29) =2570169839
External references
- oeis: A062241