read AppsWZ: #recurrenecs and asymptotics for a_k(n), the #Probability of rolling a fair die with 2k faces (marked 1, 2, ..., 2k), 2n, times and winding up exactly #the expected number of points (n(k+1))) #for 1<=k<=5 FairDieStoryE(n,a,5); print(`This took`, time(), `seconds `): quit: