Lychrel number
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English
Etymology
Coined by Wade Van Landingham as a rough anagram of Cheryl, his girlfriend's first name.
Noun
Lychrel number (plural Lychrel numbers)
- (mathematics) A natural number that cannot form a palindrome through the iterative process of repeatedly reversing its digits and adding the resulting numbers.
- In base ten (decimal), no Lychrel numbers have been yet proved to exist, but many are suspected.