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 A064222 a(0) = 0; a(n) = DecimalDigitsSortedDecreasing(a(n-1) + 1) for n > 0. 4
 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 21, 22, 32, 33, 43, 44, 54, 55, 65, 66, 76, 77, 87, 88, 98, 99, 100, 110, 111, 211, 221, 222, 322, 332, 333, 433, 443, 444, 544, 554, 555, 655, 665, 666, 766, 776, 777, 877, 887, 888, 988, 998, 999, 1000, 1100, 1110, 1111, 2111 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 COMMENTS a(n) = A004186(a(n-1) + 1). - Reinhard Zumkeller, Oct 31 2007 LINKS R. Zumkeller, Table of n, a(n) for n = 0..1000 FORMULA a(n+1) = (d+0^d)*10^floor(log_10(a(n)+1)) + (1-0^d)*floor(a(n)/10), where d = (a(n)+1) mod 10. - Reinhard Zumkeller, Oct 31 2007 MATHEMATICA NestList[FromDigits[Sort[IntegerDigits[#+1], Greater]]&, 0, 60] (* Harvey P. Dale, Sep 04 2011 *) PROG (Haskell) a064222 n = a064222_list !! n a064222_list = iterate (a004186 . (+ 1)) 0 -- Reinhard Zumkeller, Apr 11 2012 CROSSREFS Cf. A004216. Sequence in context: A337925 A130575 A330760 * A261294 A321474 A333659 Adjacent sequences:  A064219 A064220 A064221 * A064223 A064224 A064225 KEYWORD nice,nonn,base,look AUTHOR Reinhard Zumkeller, Sep 21 2001 STATUS approved

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Last modified October 25 14:47 EDT 2020. Contains 338012 sequences. (Running on oeis4.)