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Concatenate ... floor[n/100], floor[n/10], n.
1

%I #3 Mar 30 2012 18:51:27

%S 0,1,2,3,4,5,6,7,8,9,110,111,112,113,114,115,116,117,118,119,220,221,

%T 222,223,224,225,226,227,228,229,330,331,332,333,334,335,336,337,338,

%U 339,440,441,442,443,444,445,446,447,448,449,550,551,552,553,554,555

%N Concatenate ... floor[n/100], floor[n/10], n.

%Y Cf. A028440, A048321, A056142.

%K base,easy,nonn

%O 0,3

%A _Henry Bottomley_, Jun 15 2000