Left-Truncatable Prime/Sequence

From ProofWiki
Jump to navigation Jump to search

Sequence

The sequence of left-truncatable primes begins:

$2, 3, 5, 7, 13, 17, 23, 37, 43, 47, 53, 67, 73, 83, 97, 113, 137, 167, 173, 197, \ldots$

This sequence is A024785 in the On-Line Encyclopedia of Integer Sequences (N. J. A. Sloane (Ed.), 2008).