We keep getting 444 & 449 in the workups. Today we have 444 in the Date and the Sync workups and 444 even has a recent (2018) Sync Map chart that looks like this:
Now | 2018
06/13/2019,783,580 | 11/06/2018,714,580 -
06/14/2019,558,933 | 11/07/2018,371,315
06/15/2019,131,376 | 11/08/2018,243,472
06/16/2019,552,327 | 11/09/2018,194,428
06/17/2019,722,998 | 11/10/2018,828,200
06/18/2019,625,524 | 11/11/2018,820,862
06/19/2019,635,028 | 11/12/2018,868,765
06/20/2019,059,406 | 11/13/2018,218,177
06/21/2019,474,619 | 11/14/2018,447,654
06/22/2019,836,985 | 11/15/2018,700,261
06/23/2019,061,005 | 11/16/2018,626,895
06/24/2019,719,438 | 11/17/2018,914,146
06/25/2019,057,298 | 11/18/2018,337,742
06/26/2019,597,791 | 11/19/2018,433,208
06/27/2019,316,314 | 11/20/2018,109,201
06/28/2019,595,778 | 11/21/2018,240,341
06/29/2019,292,835 | 11/22/2018,948,241
06/30/2019,037,783 | 11/23/2018,949,046
07/01/2019,538,538 | 11/24/2018,912,984
07/02/2019,887,911 | 11/25/2018,312,396
07/03/2019,475,331 | 11/26/2018,331,333 -
07/04/2019,788,305 | 11/27/2018,243,219
07/05/2019,879,638 | 11/28/2018,401,714
07/06/2019,461,543 | 11/29/2018,420,725
07/07/2019,037,947 | 11/30/2018,896,425
07/08/2019,???,??? | 12/01/2018,444,789
P.S. Notice from the Day chart that 444 is *starred, which means that it has a most-recent backcheck hit. In fact, the chart in this post is that most-recent occurrence of 444. This is what it looks like when a number has a strong backcheck.