Primes whose decimal expansion consists of a string of 2's followed by a string of 3's.
A139067
Primes whose decimal expansion consists of a string of 2's followed by a string of 3's.
Terms
- a(0) =2a(1) =3a(2) =23a(3) =223a(4) =233a(5) =2333a(6) =23333a(7) =2222333a(8) =22222223a(9) =223333333a(10) =22222222223a(11) =22222223333a(12) =22222333333a(13) =22223333333a(14) =23333333333a(15) =222223333333
External references
- oeis: A139067