%I #12 Apr 14 2020 01:20:50
%S 66,127,172,217,228,271,282,445,454,456,465,544,546,564,606,645,654,
%T 660,712,721,822,1027,1072,1137,1149,1173,1188,1194,1207,1248,1270,
%U 1277,1278,1284,1287,1317,1369,1371,1396,1419,1428,1456,1465,1482
%N Numbers having period2 4digitized sequences.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/Digitaddition.html">Digitaddition</a>
%K nonn,base
%O 1,1
%A _Eric W. Weisstein_
