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Numbers which can be read as (possibly different) numbers when rotated by 180 degrees (final zeros allowed).
6

%I #10 Jan 01 2024 14:16:52

%S 0,1,6,8,9,10,11,16,18,19,60,61,66,68,69,80,81,86,88,89,90,91,96,98,

%T 99,100,101,106,108,109,110,111,116,118,119,160,161,166,168,169,180,

%U 181,186,188,189,190,191,196,198,199,600,601,606,608,609,610,611,616,618

%N Numbers which can be read as (possibly different) numbers when rotated by 180 degrees (final zeros allowed).

%D A. Zalmanski, Some fun with figures and letters, unpublished.

%Y Cf. A006933, A014254, A045574.

%K nonn,base,easy

%O 0,3

%A Alain Zalmanski (alain.zalmanski(AT)cybercable.fr), Apr 28 2000

%E Corrected and extended by _James A. Sellers_, Apr 30 2000