A002252 Order of letters on standard U.S. typewriter keyboard.

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

Offset

1,1

Links

Table of n, a(n) for n=1..26.

Jared Diamond, "The Curse of QWERTY", Discover, Apr 01 1997.

Example

First row is Q, W, E, ... which are respectively the 17th, 23rd, ... letters;
second row is A, S, D, F, ... which are respectively the 1st, 19th, 4th, 6th, ... letters.

Prog

(Scala) "QWERTYUIOPASDFGHJKLZXCVBNM".toCharArray.map(_.toInt).map(_ - 64) // Alonso del Arte, Mar 20 2020

Crossrefs

Cf. A087622.

Sequence in context: A158246 A279428 A275244 * A064543 A346163 A370853

Adjacent sequences: A002249 A002250 A002251 * A002253 A002254 A002255

Keyword

nonn,fini,full

Author

N. J. A. Sloane

Status

approved