The winning Connecticut Play4 numbers for September 15, 2001 were: night 5-1-9-4.
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 |
|---|---|---|---|---|
| Sep 15, 2001 | Night | 5-1-9-4 | 19 | 1 |
| Sep 14, 2001 | Night | 4-4-4-6 | 18 | 9 |
| Sep 14, 2001 | Day | 7-6-3-8 | 24 | 6 |
| Sep 13, 2001 | Night | 7-9-6-4 | 26 | 8 |
| Sep 13, 2001 | Day | 6-3-1-1 | 11 | 2 |
| Sep 12, 2001 | Night | 5-0-8-3 | 16 | 7 |
| Sep 12, 2001 | Day | 1-8-7-6 | 22 | 4 |
| Sep 11, 2001 | Night | 2-4-0-2 | 8 | 8 |
| Sep 11, 2001 | Day | 6-6-8-3 | 23 | 5 |
| Sep 10, 2001 | Night | 9-3-5-6 | 23 | 5 |
| Sep 10, 2001 | Day | 7-1-2-0 | 10 | 1 |
| Sep 9, 2001 | Night | 0-7-1-6 | 14 | 5 |