A210758 Primes less than 1000 sorted lexicographically in decimal representation.

101, 103, 107, 109, 11, 113, 127, 13, 131, 137, 139, 149, 151, 157, 163, 167, 17, 173, 179, 181, 19, 191, 193, 197, 199, 2, 211, 223, 227, 229, 23, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 29, 293, 3, 307, 31, 311, 313, 317, 331, 337, 347, 349

Offset: 1

Author

Reinhard Zumkeller, Mar 25 2012

Keywords

• nonn
• base
• fini
• full

Comments

The sequence is finite with 168 terms, A006880(3) = 168.

Examples

			a(26) = 2; a(45) = 3; a(84) = 5; a(119) = 7;
a(1) = A000040(26) = 101, first term;
a(168) = A000040(168) = 997, last term.
		

Links

• Reinhard Zumkeller, Table of n, a(n) for n = 1..168 all terms
• Eric Weisstein's World of Mathematics, Lexicographic Order
• Wikipedia, Lexicographical order

Crossrefs

Cf. A000040, A210757, A210759, A210760, A210761.

Programs

Haskell

import Data.List (sortBy)
import Data.Function (on)
a210758 n = a210758_list !! (n-1)
a210758_list = sortBy (compare `on` show) $
                      takeWhile (<= 1000) a000040_list
-- Reinhard Zumkeller, Apr 01 2012, Mar 25 2012