Question

2,3,4,15,56,285what is next number​

Answer 1

Answer:

495 is the answer for this question

Answer 2

Answer:

The next number is 1704

Step-by-step explanation:

$2\\3\implies 2*1+1=3\\4\implies 3*2-2=4\\15\implies 4*3+3=15\\56\implies 15*4-4=56\\285\implies 56*5+5=285$

Following the same logic, the next number should be

                           $285*6-6=1704$