The winning Delaware Play 4 numbers for October 21, 2001 were: night 5-6-3-5.
Sum is the digits added together (5+5+0 = 10). Root sum keeps adding until one digit is left (10 → 1+0 = 1) — many regular players track it in their notebooks. Odd/Even marks each digit O or E (5-5-0 = OOE). High/Low marks 0–4 as L and 5–9 as H (5-5-0 = HHL).
| Date | Draw | Numbers | Sum | Root |
|---|---|---|---|---|
| Oct 21, 2001 | Night | 5-6-3-5 | 19 | 1 |
| Oct 20, 2001 | Night | 1-8-6-2 | 17 | 8 |
| Oct 20, 2001 | Day | 0-8-8-8 | 24 | 6 |
| Oct 19, 2001 | Night | 2-3-4-7 | 16 | 7 |
| Oct 19, 2001 | Day | 0-7-6-9 | 22 | 4 |
| Oct 18, 2001 | Night | 9-2-2-7 | 20 | 2 |
| Oct 18, 2001 | Day | 3-1-3-5 | 12 | 3 |
| Oct 17, 2001 | Night | 9-6-0-9 | 24 | 6 |
| Oct 17, 2001 | Day | 2-3-9-9 | 23 | 5 |
| Oct 16, 2001 | Night | 9-4-0-9 | 22 | 4 |
| Oct 16, 2001 | Day | 6-0-7-5 | 18 | 9 |
| Oct 15, 2001 | Night | 6-5-4-7 | 22 | 4 |
| Oct 15, 2001 | Day | 6-8-8-7 | 29 | 2 |