Hey <<First Name>>,

Here are some things I thought were worth sharing this month:

Now You’re Thinking with Arrays 
The road to enlightenment is paved with verbs that calculate the discrete derivative of an array of integers. Or something like that...

Descending Dungeon Numbers in J 
Neil Sloane of the On-Line Encyclopedia of Integer Sequences is featured in another Numberphile video this week. Let's use the J programming language to model the sequence and try to answer a few questions about it.

So, what have you been up to this month?