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.

48 patterns found for Saturday, May 21, 2016

Click on any row to see an animation of how the date pattern works

Readable date	Order of date	Grouped as date	Grouped as pattern	Type
May 21 at 00:01:25	M-DD H:MI:SS	5-21 0:01:25	5210-0125	Palindrome (reverse)
May 21 at 00:05:12	DD-M H:MI:SS	21-5 0:05:12	2150-0512	Palindrome (reverse)
May 21 at 00:12:50	MM-DD HH:MI:SS	05-21 00:12:50	05210-01250	Palindrome (reverse)
May 21 at 00:21:50	DD-M H:MI:SS	21-5 0:21:50	2150-2150	Repeats 4 x 2
May 21 at 00:50:12	DD-MM HH:MI:SS	21-05 00:50:12	21050-05012	Palindrome (reverse)
May 21 at 00:52:10	M-DD H:MI:SS	5-21 0:52:10	5210-5210	Repeats 4 x 2
May 21 at 01:11:25	M-DD H:MI:SS	5-21 1:11:25	5211-1125	Palindrome (reverse)
May 21, 2016 at 01:12:50	MM-DD-YY H:MI:SS	05-21-16 1:12:50	05211-6-11250	Palindrome (reverse)
May 21 at 01:15:12	DD-M H:MI:SS	21-5 1:15:12	2151-1512	Palindrome (reverse)
May 21 at 01:21:51	DD-M H:MI:SS	21-5 1:21:51	2151-2151	Repeats 4 x 2
May 21, 2016 at 01:50:12	DD-MM-YY H:MI:SS	21-05-16 1:50:12	21051-6-15012	Palindrome (reverse)
May 21 at 01:52:11	M-DD H:MI:SS	5-21 1:52:11	5211-5211	Repeats 4 x 2
May 21 at 02:21:25	M-DD H:MI:SS	5-21 2:21:25	5212-2125	Palindrome (reverse)
May 21 at 02:21:52	DD-M H:MI:SS	21-5 2:21:52	2152-2152	Repeats 4 x 2
May 21 at 02:25:12	DD-M H:MI:SS	21-5 2:25:12	2152-2512	Palindrome (reverse)
May 21 at 02:52:12	M-DD H:MI:SS	5-21 2:52:12	5212-5212	Repeats 4 x 2
May 21 at 03:21:53	DD-M H:MI:SS	21-5 3:21:53	2153-2153	Repeats 4 x 2
May 21 at 03:31:25	M-DD H:MI:SS	5-21 3:31:25	5213-3125	Palindrome (reverse)
May 21 at 03:35:12	DD-M H:MI:SS	21-5 3:35:12	2153-3512	Palindrome (reverse)
May 21 at 03:52:13	M-DD H:MI:SS	5-21 3:52:13	5213-5213	Repeats 4 x 2
May 21 at 04:21:54	DD-M H:MI:SS	21-5 4:21:54	2154-2154	Repeats 4 x 2
May 21 at 04:41:25	M-DD H:MI:SS	5-21 4:41:25	5214-4125	Palindrome (reverse)
May 21 at 04:45:12	DD-M H:MI:SS	21-5 4:45:12	2154-4512	Palindrome (reverse)
May 21 at 04:52:14	M-DD H:MI:SS	5-21 4:52:14	5214-5214	Repeats 4 x 2
May 21 at 05:21:55	DD-M H:MI:SS	21-5 5:21:55	2155-2155	Repeats 4 x 2
May 21 at 05:51:25	M-DD H:MI:SS	5-21 5:51:25	5215-5125	Palindrome (reverse)
May 21 at 05:52:15	M-DD H:MI:SS	5-21 5:52:15	5215-5215	Repeats 4 x 2
May 21 at 05:55:12	DD-M H:MI:SS	21-5 5:55:12	2155-5512	Palindrome (reverse)
May 21, 2016 at 06:11:25	M-DD-YY HH:MI:SS	5-21-16 06:11:25	52116-0-61125	Palindrome (reverse)
May 21, 2016 at 06:11:25	M-DD-YY H:MI:SS	5-21-16 6:11:25	52116-61125	Palindrome (reverse)
May 21, 2016 at 06:15:12	DD-M-YY HH:MI:SS	21-5-16 06:15:12	21516-0-61512	Palindrome (reverse)
May 21, 2016 at 06:15:12	DD-M-YY H:MI:SS	21-5-16 6:15:12	21516-61512	Palindrome (reverse)
May 21 at 06:21:56	DD-M H:MI:SS	21-5 6:21:56	2156-2156	Repeats 4 x 2
May 21 at 06:52:16	M-DD H:MI:SS	5-21 6:52:16	5216-5216	Repeats 4 x 2
May 21 at 07:21:57	DD-M H:MI:SS	21-5 7:21:57	2157-2157	Repeats 4 x 2
May 21 at 07:52:17	M-DD H:MI:SS	5-21 7:52:17	5217-5217	Repeats 4 x 2
May 21 at 08:21:58	DD-M H:MI:SS	21-5 8:21:58	2158-2158	Repeats 4 x 2
May 21 at 08:52:18	M-DD H:MI:SS	5-21 8:52:18	5218-5218	Repeats 4 x 2
May 21 at 09:21:59	DD-M H:MI:SS	21-5 9:21:59	2159-2159	Repeats 4 x 2
May 21 at 09:52:19	M-DD H:MI:SS	5-21 9:52:19	5219-5219	Repeats 4 x 2
May 21, 2016 at 10:21:25	M-DD-YYYY HH:MI:SS	5-21-2016 10:21:25	521201-6-102125	Palindrome (reverse)
May 21 at 11:12:50	MM-DD HH:MI:SS	05-21 11:12:50	05211-11250	Palindrome (reverse)
May 21 at 11:50:12	DD-MM HH:MI:SS	21-05 11:50:12	21051-15012	Palindrome (reverse)
May 21 at 12:50	MM-DD HH:MI	05-21 12:50	0521-1250	Palindrome (reverse)
May 21, 2016 at 16:11:25	M-DD-YY HH:MI:SS	5-21-16 16:11:25	52116-1-61125	Palindrome (reverse)
May 21, 2016 at 16:15:12	DD-M-YY HH:MI:SS	21-5-16 16:15:12	21516-1-61512	Palindrome (reverse)
May 21 at 22:12:50	MM-DD HH:MI:SS	05-21 22:12:50	05212-21250	Palindrome (reverse)
May 21 at 22:50:12	DD-MM HH:MI:SS	21-05 22:50:12	21052-25012	Palindrome (reverse)

The results table highlights the dates that are most interesting and easiest to read in green. The type of pattern shows whether the date is a reversible (palindrome) or repeatable date.