Primes which remain prime after reflection across a vertical line through the middle of the number (numbers are written as digital clock style numerals).
A178318
Primes which remain prime after reflection across a vertical line through the middle of the number (numbers are written as digital clock style numerals).
Terms
- a(0) =2a(1) =5a(2) =11a(3) =101a(4) =181a(5) =1051a(6) =1181a(7) =1201a(8) =1811a(9) =10151a(10) =11251a(11) =11551a(12) =12101a(13) =12211a(14) =12511a(15) =15121a(16) =18181a(17) =100151a(18) =100501a(19) =101501a(20) =101581a(21) =102001a(22) =102101a(23) =102181a(24) =102551a(25) =105211a(26) =105251a(27) =108881a(28) =110051a(29) =110581
External references
- oeis: A178318