Order of letters on standard U.S. typewriter keyboard.

Terms

a(0) =17a(1) =23a(2) =5a(3) =18a(4) =20a(5) =25a(6) =21a(7) =9a(8) =15a(9) =16a(10) =1a(11) =19a(12) =4a(13) =6a(14) =7a(15) =8a(16) =10a(17) =11a(18) =12a(19) =26a(20) =24a(21) =3a(22) =22a(23) =2a(24) =14a(25) =13