

A247760


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


17



0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 16, 17, 18, 20, 21, 22, 23, 25, 26, 27, 28, 29, 30, 33, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 53, 55, 56, 57, 60, 63, 66, 67, 70, 73, 77, 80, 83, 85, 86, 87, 88, 90, 91, 93, 95, 96, 97, 98, 99, 100, 110
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OFFSET

1,3


COMMENTS

List of decimal digits, alphabetically sorted by their names in Polish:
4 _ cztery, 2 _ dwa/dwie, 9 _ dziewięć, 1 _ jeden/jedna/jedno, 8 _ osiem, 5 _ pięć, 6 _ sześć, 7 _ siedem, 3 _ trzy, 0 _ zero;
a(1134871) = A247810(1023) = 4291856730 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)
a247760 n = a247760_list !! (n1)
a247760_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 = [4, 2, 9, 1, 8, 5, 6, 7, 3, 0]


CROSSREFS

Cf. A247810 (subsequence).
Cf. A247750 (Czech), A247751 (Danish), A247752 (Dutch), A053432 (English), A247753 (Finnish), A247754 (French), A247755 (German), A247756 (Hungarian), A247757 (Italian), A247758 (Latin), A247759 (Norwegian), A247757 (Portuguese), A247761 (Russian), A247762 (Slovak), A161390 (Spanish), A247759 (Swedish), A247764 (Turkish).
Sequence in context: A229991 A178156 A177054 * A247750 A051534 A032961
Adjacent sequences: A247757 A247758 A247759 * A247761 A247762 A247763


KEYWORD

nonn,base,word


AUTHOR

Reinhard Zumkeller, Oct 05 2014


STATUS

approved



