Petelomax

Joined 24 August 2022
m (→‎Links: started string maths section)
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[[Show_the_(decimal)_value_of_a_number_of_1s_appended_with_a_3,_then_squared#Phix]]
 
[[Smallest_power_of_6_whose_decimal_expansion_contains_n#Phix]]
 
== My best entries ==
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