Question 1200330
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<pre>
19*18*17*16*15*14 = 19535040,  if the order is important,  or

{{{C[19]^6}}} = {{{(19*18*17*16*15*14)/(1*2*3*4*5*6)}}} = 27132,  if the order is not important.
</pre>

Solved.