1,1
Select[ Range[ 320 ], (Count[ IntegerDigits[ #, 4 ], 0 ]==2)& ]
Sequence in context: A044841 A033013 A043334 this_sequence A044442 A082294 A048946
Adjacent sequences: A023704 A023705 A023706 this_sequence A023708 A023709 A023710
nonn,base,easy
Olivier Gerard (ogerard(AT)ext.jussieu.fr)
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