A247764 Numbers in decimal representation, such that in Turkish their digits are in alphabetic order.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 17, 18, 19, 20, 22, 23, 27, 28, 33, 37, 40, 42, 43, 44, 47, 48, 50, 51, 52, 53, 54, 55, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 77, 80, 83, 87, 88, 90, 92, 93, 94, 97, 98, 99, 100, 103, 107, 110

Offset

1,3

Comments

List of decimal digits, alphabetically sorted by their names in Turkish:

6 _ altı, 5 _ beş, 1 _ bir, 9 _ dokuz, 4 _ dört, 2 _ iki, 8 _ sekiz, 0 _ sıfır, 3 _ üç, 7 _ yedi;

a(141728) = A247814(1020) = 6519428037 is the greatest term not containing any repeating digits.

Links

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Wikipedia, Zahlen in unterschiedlichen Sprachen

Wikipedia, List of numbers in various languages

Prog

(Haskell)
import Data.IntSet (fromList, deleteFindMin, union)
a247764 n = a247764_list !! (n-1)
a247764_list = 0 : f (fromList [1..9]) where
   f s = x : f (s' `union`
         fromList (map (+ 10 * x) $ dropWhile (/= mod x 10) digs))
     where (x, s') = deleteFindMin s
   digs = [6, 5, 1, 9, 4, 2, 8, 0, 3, 7]

Crossrefs

Cf. A247814 (subsequence).

Cf. A247750 (Czech), A247751 (Danish), A247752 (Dutch), A053432 (English), A247753 (Finnish), A247754 (French), A247755 (German), A247756 (Hungarian), A247757 (Italian), A247758 (Latin), A247759 (Norwegian), A247760 (Polish), A247757 (Portuguese), A247761 (Russian), A247762 (Slovak), A161390 (Spanish), A247759 (Swedish).

Sequence in context: A023783 A344022 A166535 * A302140 A039698 A347620

Adjacent sequences: A247761 A247762 A247763 * A247765 A247766 A247767

Keyword

nonn,base,word

Author

Reinhard Zumkeller, Oct 05 2014

Status

approved