I call it 30 point organic point buy.
1. 3d6 straight down, STR, DEX, CON, INT, WIS, CHA
2. Calculate the point value with 16 as 11, 17 as 14, 18 as 18 and -1 point for how far below 8.
3. Swap stat for another (e.g. swap CON with WIS).
4. Buy stats up to a point value of 30 with a minimum...