The winning Washington DC DC-3 numbers for October 1, 1988 were: single 3-4-8.
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 1, 1988 | Single | 3-4-8 | 15 | 6 |
| Sep 30, 1988 | Single | 3-2-8 | 13 | 4 |
| Sep 29, 1988 | Single | 8-7-3 | 18 | 9 |
| Sep 28, 1988 | Single | 8-0-6 | 14 | 5 |
| Sep 27, 1988 | Single | 8-2-2 | 12 | 3 |
| Sep 26, 1988 | Single | 2-1-4 | 7 | 7 |