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PROGRESSION SURVIVAL AUDIT · LABS250
Labouchere Split-Line (1-2-3-4) — 250-Hand Weekend Horizon (100u Bankroll) Survival & Ruin Proof
[LABS250] Stakes the sum of the first and last numbers on a 1-2-3-4 line; crosses both off on a win or appends the lost sum to the right end on a loss. Across 250-Hand Weekend Horizon (100u Bankroll) (Three-plus shoe weekend trip horizon backed by a full 100-unit session bankroll), staking Labouchere on Player (1.2351% house edge) generates 712.5 units of cumulative action, an expected mathematical cost of −8.80 units, ±42.86 units of standard deviation, and a 80.3% session survival rate (19.7% bankroll ruin risk).
- LABS250 Action
- 712.5u
- LABS250 Expected EV
- -8.80u
- LABS250 Session SD
- ±42.86u
- LABS250 Survival
- 80.3%