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 A071362 Smallest n-digit prime with strictly increasing digits. 7
 2, 13, 127, 1237, 12347, 123457, 1234789, 12356789 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS PROG (PARI) A071362(n, u=vectorv(n, i, 10^(n-i)))=forvec(d=vector(n, i, [1, 9]), isprime(d*u)&&return(d*u), 2) \\ M. F. Hasler, May 04 2017 (Python) from sympy import nextprime def inc(n):   s = str(n); return len(s)==1 or all(d>pd for pd, d in zip(s[:-1], s[1:])) def a(n):   p = nextprime(10**(n-1))   while not inc(p): p = nextprime(p)   return p for n in range(1, 9):   print(a(n), end=", ") # Michael S. Branicky, Feb 13 2021 CROSSREFS Cf. A071363, A071360, A071361, A007809. Sequence in context: A328008 A073559 A074365 * A108471 A036078 A290219 Adjacent sequences:  A071359 A071360 A071361 * A071363 A071364 A071365 KEYWORD base,fini,full,nonn AUTHOR Rick L. Shepherd, May 21 2002 STATUS approved

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Last modified July 3 06:54 EDT 2022. Contains 355031 sequences. (Running on oeis4.)