Online Course Discussion Forum

Help on II-A Number Theory

 
 
Picture of Kevin Song
Help on II-A Number Theory
by Kevin Song - Saturday, 20 March 2021, 12:02 PM
 

Hello, I am confused on 4.28. I can't come up with a formula for the sequence.

Thanks, Kevin

 
Picture of Areteem Professor
Re: Help on II-A Number Theory
by Areteem Professor - Monday, 22 March 2021, 10:32 AM
 

Remember that you don't actually need to figure out too much about the original sequence. Try to focus a little more on the sequence "mod 4". Do you notice a pattern there?

Hope this helps.