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(just those submitted by Gupta)
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Just showing those entries submitted by 'Gupta': (Click here to show all)

+ The smallest happy number which is a multidigit palindromic prime. [Gupta]

+ The sum of the largest Fibonacci square (144) and the largest Pell square (169). [Gupta]

(There is one curio for this number that has not yet been approved by an editor.)




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