example of my 4-digit work out
nov20 monday2006 mid eve combined added sums to get a prime 3
684 139
028 573
240 795
426 971 1573 sunday eve,dec17,2006-four weeks later
582 037
865 310
6 | 8 | 4 | 1 | 3 | 9 |
0 | 2 | 8 | 5 | 7 | 3 |
2 | 4 | 0 | 7 | 9 | 5 |
4 | 2 | 6 | 9 | 7 | 1 |
5 | 8 | 2 | 0 | 3 | 7 |
8 | 6 | 5 | 3 | 1 | 0 |
6 | 8 | 2 | 1 | 3 | 7 |
8 | 2 | 4 | 3 | 7 | 9 |
4 | 0 | 0 | 9 | 5 | 5 |
4 | 2 | 8 | 9 | 7 | 3 |
2 | 8 | 6 | 7 | 3 | 1 |
6 | 5 | 5 | 1 | 0 | 0 |