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A052360 Number of characters in the English name of n, including spaces and hyphens. 28
4, 3, 3, 5, 4, 4, 3, 5, 5, 4, 3, 6, 6, 8, 8, 7, 7, 9, 8, 8, 6, 10, 10, 12, 11, 11, 10, 12, 12, 11, 6, 10, 10, 12, 11, 11, 10, 12, 12, 11, 5, 9, 9, 11, 10, 10, 9, 11, 11, 10, 5, 9, 9, 11, 10, 10, 9, 11, 11, 10, 5, 9, 9, 11, 10, 10, 9, 11, 11, 10, 7, 11, 11, 13, 12, 12, 11, 13 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

See A007005 for the French analog, and A167507 for the "count letters only" variant (analog of A005589). - M. F. Hasler, Sep 20 2014

LINKS

Table of n, a(n) for n=0..77.

Eric Weisstein's World of Mathematics, Number

EXAMPLE

Note that a(373373) = 64 whereas A005589(373373) = 56.

PROG

(PARI) English(n, pot=[10^9, "billion", 10^6, "million", 1000, "thousand", 100, "hundred"])={ n>99 && forstep( i=1, #pot, 2, n<pot[i] && next; n=divrem(n, pot[i]); n[1]>999 && error("n >= 1000 ", pot[2], " not yet implemented");

return( Str( English(n[1]), " ", pot[i+1], if( n[2], Str(" ", English(n[2])), ""))));

if( n<20, ["zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen"][n+1],

  Str([ "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety" ][n\10-1], if( n%10, Str("-", English(n%10)), "")))}

A052360(n)=#English(n)  \\ - M. F. Hasler, Jul 26 2011

CROSSREFS

Cf. A005589, A052362-A052363.

Sequence in context: A195780 A063571 A005589 * A263046 A154913 A154915

Adjacent sequences:  A052357 A052358 A052359 * A052361 A052362 A052363

KEYWORD

nonn,word,nice,easy

AUTHOR

Allan C. Wechsler, Mar 07 2000

EXTENSIONS

Minor edits by Ray Chandler, Jul 22 2009

STATUS

approved

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Last modified March 29 03:14 EDT 2017. Contains 284250 sequences.