Problems & Puzzles: Puzzles Puzzle 51. Pi such that Pi is Palprime & i = palindrome Apart from the first 4 trivial ones: P_{2}
= 3 I have found the first non trivial: P_{8114118}_{ }= 143787341 (See the Sloane’s sequences A046941 and A046942) a) Can you find the following
nontrivial of such Pi’s? Solution Felice Russo wrote (17/06/99) "I didn't find any further solution up to i = 120768111" *** Giovanni Resta got (May 2003) the next solution to question a):
*** Giovanni Resta got (Aug 2019) the next solution to question a):
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