A172386 The prime which gives n primes as quickly as possible by concatenation of numbers incremented in sequence.

2, 983, 1327373, 12695039657

Offset: 1

Author

James G. Merickel, Feb 01 2010

Keywords

• base
• nonn

Comments

This is analogous to A172257, with increments in place of decrements.

Examples

			23 comes from 2, explaining the first term. Until 983, no prime gives primes with concatenation of 5 and 7 numbers.
		

Crossrefs

A172257