User blog:VoidSansXD/Fast notation thing

RULES:

L1R(n) = n+1

L2R(n) = n*2

L3R(n) = 2^n*n

LxR(n) stands for level x recursion of n

LnR(n) = f_w(n)

Limit of LnR(n) function = f_w(n)

L_2 = L(LnR(n))R(n) with 2 of them