+459u in 400 spins (1u bets) ...from livespins. using negative progression for 5 numbers;
1-1-1-1-1-1-1-2-2-2-3-3-4-4-5-6-7-8-9-11-13-15-17-20
1-1-1-1-1-1-1-2-2-2-3-3-4-4-5-6-7-8-9-11-13-15-17-20
