Date Pattern Calculator

Want to know if the digits in a date are sequential, repetitive, or can be read the same way forwards and backwards? Use the Date Pattern Calculator to find out unique and interesting mathematical patterns in different date formats.

How to use the Date Pattern Calculator?

For more options including pattern type, date order and to include time select the Advanced options checkbox.

Select period to look for patterns in

Single dateFull monthFull year

Month:

Day:

Year:

Month:

Year:

Year:

Advanced options

Pattern typesAllRepetitiveReversible

Date orderAll date ordersYear-Month-DayDay-Month-YearMonth-Day-Year

Include time in patternNo timesHours onlyHours and minutesHours, minutes, seconds

Amount of patternsNormalOnly good onesLook for more

No matching patterns found

Suggestions to find a pattern

• Try with another date, or extend the search to a month or year
• Select 'Look for more' Amounts of patterns field

Please let us know if you know a good pattern not shown here, that is worth a mention.