Hilariously, there’s an Errata available.
I revisited this in 2020 and found some additional things, separate from that errata. All my code is available here: https://github.com/RANDCorporation/milliondigits
And there's a news article about it here: https://www.wsj.com/articles/rand-million-random-digits-numb...
https://www.rand.org/pubs/monograph_reports/MR1418.html