A210757 Primes less than 100 sorted lexicographically in decimal representation.

11, 13, 17, 19, 2, 23, 29, 3, 31, 37, 41, 43, 47, 5, 53, 59, 61, 67, 7, 71, 73, 79, 83, 89, 97

Offset: 1

Author

Reinhard Zumkeller, Mar 25 2012

Keywords

• nonn
• base
• fini
• full

Comments

The sequence is finite with 25 terms, A006880(2) = 25.

Examples

			a(5) = 2; a(8) = 3; a(14) = 5; a(19) = 7;
a(1) = A000040(1) = 2, first term;
a(25) = A000040(25) = 97, last term.
		

Links

• Eric Weisstein's World of Mathematics, Lexicographic Order
• Wikipedia, Lexicographical order

Crossrefs

Cf. A000040, A210758, A210759, A210760, A210761.

Programs

Haskell

import Data.List (sortBy)
import Data.Function (on)
a210757 n = a210757_list !! (n-1)
a210757_list = sortBy (compare `on` show) $
                      takeWhile (<= 10^4) a000040_list
-- Reinhard Zumkeller, Apr 01 2012, Mar 25 2012