4541.sagews

Notice that the url to get to the first challenge is: http://sagenb.org/home/pub/4541

You will get to additional challenges by editing the url of this page, specifically the last four digits.  In each worksheet you will find hints as to what these digits should be.

Sage is Math software, yadda yadda yadda.

Yes, you can use it like a calculator.  

Just type what you want in a cell and press the [shift] + [enter] keys at the same time or press the evaluate button below the cell.

2+2

2012*3*19

2^8

5/20

But Sage can also do a lot more.  

You can program in Sage.  For example:

factor(500302010302)

next_prime(2^200-1)

Now the important part:

To go to the next worksheet go to:

4541+3

or:

http://sagenb.org/home/pub/4544/