%I #10 Jul 24 2021 11:04:17

%S 0,0,0,1,0,1,2,3,4,0,1,2,3,4,5,6,7,8,9,10,11,12,13,0,1,2,3,4,5,6,7,8,

%T 9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,

%U 32,33,34,35,36,37,38,39,40,41,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17

%N Integers 0 to Catalan(n)-1 followed by integers 0 to Catalan(n+1)-1 etc.

%H Harvey P. Dale, <a href="/A082853/b082853.txt">Table of n, a(n) for n = 0..1000</a>

%F a(n) = n - A082852(n)

%t Table[Range[0,CatalanNumber[n]-1],{n,0,6}]//Flatten (* _Harvey P. Dale_, Jul 24 2021 *)

%Y a(n) = A082854(n)-1. Cf. A002262, A000108.

%K nonn

%O 0,7

%A _Antti Karttunen_, Apr 17 2003