Question 929559
This assumes 1 size, 1 crust type and 1 topping.
{{{N=4*2*14=112}}}
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If you are allowed multiple toppings (from no topping to 14 toppings) then,
sum up the possible combinations of 14 toppings taken from 0 to 14 at a time,
{{{N=4*2*16384}}}
{{{N=131072}}}