RCARRY
The RCARRY algorithm was proposed in 1991 by Marsaglia and Zaman. RCARRY used a subtract-and-borrow algorithm with a period on the order of Failed to parse (Conversion error. Server ("https://wikimedia.org/api/rest_") reported: "Cannot get mml. Server problem."): {\displaystyle 10^{171}} However, RCARRY still had detectable correlations between numbers.