A164054 The index values of the smallest and the largest n-digit primes.

1, 4, 5, 25, 26, 168, 169, 1229, 1230, 9592, 9593, 78498, 78499, 664579, 664580, 5761455, 5761456, 50847534, 50847535, 455052511, 455052512, 4118054813, 4118054814, 37607912018, 37607912019, 346065536839, 346065536840, 3204941750802, 3204941750803, 29844570422669, 29844570422670

Offset: 1

Author

Parthasarathy Nambi, Aug 08 2009

Keywords

• base
• nonn

Comments

Union of A006880 (except 0) and A090226. - Parthasarathy Nambi, Sep 19 2009

Examples

			The index value of the smallest six digit prime number is 9593. The index value of the largest six digit prime number is 78498.
		

Crossrefs

Cf. A000040, A006880, A090226.

Extensions

More terms from Amiram Eldar, Nov 30 2019