The odds of winning the Powerball jackpot are 1 in 292,201,338. Below are 1,207 squares. Pick 3 — if all 3 match the hidden winning squares, you win. The odds are about the same as winning Powerball.
C(1207, 3) = 1207 × 1206 × 1205 / 6 = 292,341,435 — a 99.95% match to real Powerball odds.