Primes that can be generated by the concatenation in base 2, in descending order, of two consecutive integers read in base 10.
A287019
Primes that can be generated by the concatenation in base 2, in descending order, of two consecutive integers read in base 10.
Terms
- a(0) =2a(1) =5a(2) =19a(3) =53a(4) =71a(5) =271a(6) =593a(7) =659a(8) =857a(9) =2339a(10) =2729a(11) =3119a(12) =3769a(13) =4159a(14) =8513a(15) =9029a(16) =9803a(17) =10061a(18) =11093a(19) =11351a(20) =11867a(21) =12641a(22) =12899a(23) =13931a(24) =14447a(25) =15737a(26) =16253a(27) =33409a(28) =33923a(29) =36493
External references
- oeis: A287019