A256339 Distinct-digit primes that are concatenation of prime(m) and m for some m.

53, 239, 6719, 7321, 4073561, 6257813, 6521843, 85271063

Offset: 1

Author

Zak Seidov, Mar 25 2015

Keywords

• nonn
• base
• fini
• full

Comments

The last term is a(8) = 85271063 (prime) because all 8 digits are different and m=1063 with 8527=prime(m).

Crossrefs

Subsequence of A029743 (distinct-digit primes).

Cf. A073643, A074665, A074667, A074669, A074671, A074673, A074675, A160402.

Programs

Mathematica

Select[FromDigits[IntegerDigits[Prime@ #]~Join~IntegerDigits@ #] & /@
Range@ 1200, PrimeQ@ # && Max@ DigitCount@ # == 1 &] (* Michael De Vlieger, Mar 25 2015 *)