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Numbers divisible by their first digit squared.
1

%I #7 May 19 2013 17:02:12

%S 1,10,11,12,13,14,15,16,17,18,19,20,24,28,36,48,50,100,101,102,103,

%T 104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,

%U 121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150

%N Numbers divisible by their first digit squared.

%C Added for completeness. A221651 is a much more interesting version.

%Y Cf. A221651.

%K nonn,base

%O 1,2

%A _N. J. A. Sloane_, May 19 2013