Single-digit odd primes and primes whose decimal expansion has the form iii...ij, where i and j are distinct odd digits.
A321363
Single-digit odd primes and primes whose decimal expansion has the form iii...ij, where i and j are distinct odd digits.
Terms
- a(0) =3a(1) =5a(2) =7a(3) =13a(4) =17a(5) =19a(6) =31a(7) =37a(8) =53a(9) =59a(10) =71a(11) =73a(12) =79a(13) =97a(14) =113a(15) =331a(16) =337a(17) =557a(18) =773a(19) =991a(20) =997a(21) =1117a(22) =3331a(23) =5557a(24) =11113a(25) =11117a(26) =11119a(27) =33331a(28) =77773a(29) =99991
External references
- oeis: A321363