Previous issues of Word Ways have contained the various transposals of the letter AEGINRST, building on Dmitri Borgmann's initial attempts in Language on Vacation. Ross Eckler's superb Making the Alphabet Dance presented all known 157 transposals of these letters.
"The Unstoppable AEGINRST Machine,"
Word Ways: Vol. 30
, Article 6.
Available at: http://digitalcommons.butler.edu/wordways/vol30/iss2/6