Numbers n such that n and n + 18 are prime and there is a power of two in the interval (n,n+18).
A222219
Numbers n such that n and n + 18 are prime and there is a power of two in the interval (n,n+18).
Terms
- a(0) =5a(1) =11a(2) =13a(3) =19a(4) =23a(5) =29a(6) =53a(7) =61a(8) =113a(9) =239a(10) =251a(11) =503a(12) =1013a(13) =1021a(14) =4093a(15) =8191a(16) =65519a(17) =65521a(18) =262133a(19) =1048571a(20) =4194301
External references
- oeis: A222219