<h2>Viral-math-puzzle-whoever-solve-it-is a-brain-star</h2>

A very hard brain teasers math puzzle.

Only for genius IQ 130 plus

Math puzzle for high school students

If

1=2

2=6

6=15

15=40

Then 40=???

All the equations follow the same formula

Can you find the pattern and find the missing number will replace

the question mark.

Try hard your self.

Scroll down to see the answer and the solution

Answer

The pattern is n^2 +n!

1=1^2+1!=1+1=2

2=2^2+2!=4+1X2=6

6=3^2+3!=9+1X2X3=15

15=4^2+4!=16+1X2X3X4=16+24=40

40=5^2+5!=25+1X2X3X4X5=25+120=145

Correct answer is 145

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