What does it mean to collect a nice name?

The last four digits of the digital segment are in the form of ABAB, AABB, AAAA and ABCD. Beautiful numbers, also known as auspicious numbers, generally refer to continuous and identical numbers composed of Arabic numerals, which are easy to remember. Nicknames can be mobile phone number, license plate number, bank card number, and Qq number, Weibo number and micro signal of the included network.