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A210758 Primes less than 1000 sorted lexicographically in decimal representation. 6

%I #19 Jul 18 2020 11:41:15

%S 101,103,107,109,11,113,127,13,131,137,139,149,151,157,163,167,17,173,

%T 179,181,19,191,193,197,199,2,211,223,227,229,23,233,239,241,251,257,

%U 263,269,271,277,281,283,29,293,3,307,31,311,313,317,331,337,347,349

%N Primes less than 1000 sorted lexicographically in decimal representation.

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

%H Reinhard Zumkeller, <a href="/A210758/b210758.txt">Table of n, a(n) for n = 1..168</a> all terms

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/LexicographicOrder.html">Lexicographic Order</a>

%H Wikipedia, <a href="http://en.wikipedia.org/wiki/Lexicographical_order">Lexicographical order</a>

%e a(26) = 2; a(45) = 3; a(84) = 5; a(119) = 7;

%e a(1) = A000040(26) = 101, first term;

%e a(168) = A000040(168) = 997, last term.

%o (Haskell)

%o import Data.List (sortBy)

%o import Data.Function (on)

%o a210758 n = a210758_list !! (n-1)

%o a210758_list = sortBy (compare `on` show) $

%o takeWhile (<= 1000) a000040_list

%o -- _Reinhard Zumkeller_, Apr 01 2012, Mar 25 2012

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

%K nonn,base,fini,full

%O 1,1

%A _Reinhard Zumkeller_, Mar 25 2012

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)