Hey, I'm taking the holidays off, but feel free to look around and try some of the puzzles. Look in the archives and strain your brain a little. Make sure you enjoy your holidays!
What is the next number in this series?
5 25 61 113 181 ...
I'm posting one puzzle, riddle, math, or statistical problem a day. Try to answer each one and post your answers in the comments section. I'll post the answer the next day. Even if you have the same answer as someone else, feel free to put up your answer, too!
Friday, December 23, 2005
Next in line
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Merry Christmas to you. Get some puzzles for Christmas.ReplyDelete
Merry Christmas to you too, Karnov. As well as to everyone else who sees this! (and yes, I did get some puzzles for Xmas!). I hope you did too.ReplyDelete
Answer: 265. The series consists of the sums of the squares of 1 and 2, 3 and 4, 5 and 6, etc.