I’m owed by the crown, by the state, by the land, Collected with care or so all have been planned. I’m measured in numbers, in earnings and pay, But some slip the shadows and dodge me each day.

Intelligent people have me A part of the learning curve But when you destroy me It sounds like you found me. Did you find out?

While i was going to the Ardennes, i saw a man and seven women. Every woman was carrying seven bags. In every bag there were seven cats, and every cat had seven kittens. How many were going to the Ardennes?

I can be a support, hold things together, or help open and close. I enclose words in a sentence or symbols in an equation. In March, you might join the madness and fill me out.

I'm completely odd, except at my start. I go on forever, although humanity has mapped me to forty-one million numbers in length. While no pattern exists to define me, a theorem exists to predict my distribution. This riddle reads hard, but truly I'm the only divisible answer.