Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

There is a place where if I stand up straight, I will still be considered sideways.

Jim has three close friends at his school: Michael, John and Alice. Two of them play football, two play basketball and two play hockey. The friend who does not play hockey does not play basketball as well. The friend who does not play football does not play hockey.

Can you identify which sport/s is played by which person?

What will you call your mother's brother's brother-in-law?

What has lots of eyes, but can’t see?

Four cars come to a four-way stop, each coming from a different direction. They can’t decide who got there first, so they all go forward at the same time. All 4 cars go, but none crash into each other. How is this possible?

Why do we preferably have round manhole covers and not square ones?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

Next Number in the Series,

5, 16, 49, 104, ?