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A263328 Permutation of {0, ..., 1023} corresponding to lexicographic ordering of numbers with decreasing digits (A009995). Inverse of A263327. 6

%I

%S 0,1,2,11,3,12,13,56,4,14,15,57,16,58,59,176,5,17,18,60,19,61,62,177,

%T 20,63,64,178,65,179,180,386,6,21,22,66,23,67,68,181,24,69,70,182,71,

%U 183,184,387,25,72,73,185,74,186,187,388,75,188,189,389,190

%N Permutation of {0, ..., 1023} corresponding to lexicographic ordering of numbers with decreasing digits (A009995). Inverse of A263327.

%C For n = 1..1023: A009995(a(n)) = A262557(n).

%C The fixed points and cycles of this permutation (up to reversal the same as for its inverse A263327) are listed in A263355. - _M. F. Hasler_, Dec 11 2019

%H Reinhard Zumkeller, <a href="/A263328/b263328.txt">Table of n, a(n) for n = 0..1023</a>

%o (Haskell)

%o a263328 0 = 0

%o a263328 n = head [x | x <- [1..1023], a009995' x == a262557 n]

%o (PARI) A263328=vecsort(A263327,,1) \\ Does not include a(0)=0. - _M. F. Hasler_, Dec 11 2019

%Y Cf. A009995, A262557, A263327 (inverse), A263329 (fixed points).

%K nonn,fini,full

%O 0,3

%A _Reinhard Zumkeller_, Oct 15 2015

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Last modified February 28 23:15 EST 2020. Contains 332352 sequences. (Running on oeis4.)