Question: A palindrome is a word that reads the same either from left or from right (e.g., rotator). How many 11-letter palindromes can be arranged over

A palindrome is a word that reads the same either from

A palindrome is a word that reads the same either from left or from right (e.g., "rotator). How many 11-letter palindromes can be arranged over the alphabet of the English letters {a,b, ..., 2} (The words do not have to meaningful)

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