Suffix primes
The Endeavour 2013-03-15
Summary:
MathUpdate tweeted this afternoon that
Any number made by removing the first n digits of 646216567629137 is still prime.
and links to sequence A012885 in the Online Encyclopedia of Integer Sequences (OEIS). The OEIS heading for the sequence is
Suffixes of 357686312646216567629137 (all primes)
which implies you can start with an even larger number, cutting off the first digit [...]