I just figured out the summation notion for my age today. 😉 willwm Fascinations January 2, 2021 1 Minute from Instagram: https://instagr.am/p/CJiRfc1BjV2/ Share this:EmailPrintRedditTwitterFacebookMoreLinkedInLike this:Like Loading... Related Published by willwm View all posts by willwm Published January 2, 2021