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A097960 Arrange 1-digit numbers in Spanish in alphabetical order, then 2-digit numbers, then 3-digit numbers, etc. 3
0, 5, 4, 2, 9, 8, 6, 7, 3, 1, 14, 50, 55, 54, 52, 59, 58, 56, 57, 53, 51, 40, 45, 44, 42, 49, 48, 46, 47, 43, 41, 19, 18, 16, 17, 10, 12, 90, 95, 94, 92, 99, 98, 96, 97, 93, 91, 80, 85, 84, 82, 89, 88, 86, 87, 83, 81, 11, 15, 60, 65, 64, 62, 69, 68, 66, 67, 63, 61, 70, 75, 74, 72 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
In the 2007 Spanish film "Fermat's Room", a mathematician solves the "enigma" of how the numbers 5, 4, 2, 9, 8, 6, 7, 3, 1 are ordered. - Jonathan Sondow, Jul 20 2012
LINKS
Wikipedia, Fermat's Room
EXAMPLE
0="cero", 5="cinco", 4="cuatro", 2="dos", 9="nueve", 8="ocho", 6="seis", 7="siete", 3="tres", 1="un".
CROSSREFS
Cf. A000052 (English).
Sequence in context: A368274 A175838 A347272 * A019712 A020799 A199432
KEYWORD
easy,nonn,word,base
AUTHOR
Colin Backhurst (colin.backhurst(AT)ntlworld.com), Sep 21 2004
STATUS
approved

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Last modified April 25 10:51 EDT 2024. Contains 371967 sequences. (Running on oeis4.)