Primes whose digits are all prime, sum of digits is prime and sum of reciprocals of digits is also prime.
A269930
Primes whose digits are all prime, sum of digits is prime and sum of reciprocals of digits is also prime.
Terms
- a(0) =32233a(1) =32323a(2) =33223a(3) =2222333a(4) =2223233a(5) =2232323a(6) =2233223a(7) =3223223a(8) =272777777a(9) =277727777a(10) =722777777a(11) =772277777a(12) =772777727a(13) =777727277a(14) =777777227a(15) =33333555553a(16) =33355535533a(17) =33355553353a(18) =33533555353a(19) =33553353553a(20) =33553553353a(21) =33553553533a(22) =33555353353a(23) =33555533533a(24) =35335355353a(25) =35335533553a(26) =35353335553
External references
- oeis: A269930