Print a table of numbers in decimal and 2**i bases
CJam, 54 * 0.6 = 32.4 bytes

q~){_5,f{)L@{2md@+\}h(%/Wf%W%{{\2*+}*_9&gt;{'W+}&amp;}%S\}N}/


Test it here.

For reference, here is a shorter solution which doesn't qualify for the bonus (at 39 bytes):

q~){:X5{SLX{2I)#md_9&gt;{'W+}&amp;@+\}h;}fIN}/