Answer D-E-L-A-N-O round Double Jeopardy! Show_number 5798 category FORBES MAGAZINE'S RICHEST air_date 2002-09-13 question 'Deposits inside these stone items whose name comes from the first commercially available electronic computer' value $400 answer Leonardo Fibonacci (the \Fibonacci Sequence\) round Jeopardy! Show_number 5162 category YOU CAN COUNT ON PREFIXES air_date 2007-10-10 question 'This 6-letter drink has a timeshare division' value $2000 answer Africanus round Double Jeopardy!