

A120820


Primes with n consecutive digits ascending beginning with the digit two.


8




OFFSET

1,2


COMMENTS

Digits are in ascending order beginning with 2 and after 9 comes 0.
The sequence "Primes with n consecutive digits descending beginning with the digit two" has only one term, 1 which represents the prime 2.


LINKS



EXAMPLE

8 is a term since 23456789 is a prime.


MATHEMATICA

fQ[n_] := PrimeQ@ FromDigits@ Mod[1+Range@n, 10]; lst = {}; Do[ If[fQ@n, AppendTo[lst, n]; Print@n], {n, 10000}]; lst


CROSSREFS



KEYWORD

base,hard,nonn


AUTHOR



STATUS

approved



