login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A059969 a(n) = n times the number of letters in n (in English). 0
0, 3, 6, 15, 16, 20, 18, 35, 40, 36, 30, 66, 72, 104, 112, 105, 112, 153, 144, 152, 120, 189, 198, 253, 240, 250, 234, 297, 308, 290, 180, 279, 288, 363, 340, 350, 324, 407, 418, 390, 200, 328, 336, 430, 396, 405, 368, 470, 480, 441, 250, 408, 416, 530, 486 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..54.

FORMULA

a(n) = n*A005589(n). - Arkadiusz Wesolowski, Jun 01 2011

EXAMPLE

a(7)=35 because 7 * 5 (seven has 5 letters) = 35.

CROSSREFS

Cf. A005589.

Sequence in context: A285823 A066904 A310124 * A224864 A176547 A310125

Adjacent sequences:  A059966 A059967 A059968 * A059970 A059971 A059972

KEYWORD

easy,nonn,word

AUTHOR

Rodolfo Kurchan, Mar 11 2001

EXTENSIONS

a(0) prepended by Arkadiusz Wesolowski, Jun 01 2011

More terms from Nathaniel Johnston, Jun 02 2011

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 22 04:32 EDT 2019. Contains 321406 sequences. (Running on oeis4.)