%I A077376
%S A077376 122,123,127,129,130,131,133,134,137,138,139,151,154,155,157,158,159,
%T A077376 161,163,165,166,167,170,173,174,177,178,179,221,222,223,226,227,229
%N A077376 Square-free numbers whose internal digits form a square-free number.
%Y A077376 Cf. A077377, A077378, A077379, A077380.
%Y A077376 Sequence in context: A109643 A080826 A043646 this_sequence A138026 A077030 
               A105983
%Y A077376 Adjacent sequences: A077373 A077374 A077375 this_sequence A077377 A077378 
               A077379
%K A077376 base,easy,nonn
%O A077376 0,1
%A A077376 Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 06 2002