A259146 Smallest prime with first n digits distinct.

2, 13, 103, 1039, 10243, 102359, 1023467, 10234589, 102345689, 10234567897

Offset

1,1

Comments

The sequence is complete: n=1..10.

Links

Table of n, a(n) for n=1..10.

Formula

a(n) = A007809(n), n<=9. - R. J. Mathar, Jul 06 2015

Prog

(Python)
from sympy import nextprime
def a(n):
  p = nextprime(10**(n-1))
  while len(set(str(p)[:n])) < n: p = nextprime(p)
  return p
for n in range(1, 11):
  print(a(n), end=", ") # Michael S. Branicky, Feb 13 2021

Crossrefs

Cf. A000040, A007809, A007810, A029743.

Sequence in context: A113598 A125589 A007809 * A103513 A067024 A371583

Adjacent sequences: A259143 A259144 A259145 * A259147 A259148 A259149

Keyword

nonn,base,fini,full

Author

Zak Seidov, Jun 19 2015

Status

approved