Lychrel number

名词 n.

英文释义

名词 n.
  1. 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.

词形变化

Lychrel numbers plural

词源

Coined by Wade Van Landingham as a rough anagram of Cheryl, his girlfriend's first name.
0 次浏览 数据来源: Wiktionary