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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A061504 a(n+1) = le nombre des lettres dans a(n). 2
1, 2, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4, 6, 3, 5, 4 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

a(1) = 1; for n>1, a(n) = numbers of letters in French name for a(n-1).

The English (1, 3, 5, 4, 4, 4, ...) and German (1, 4, 4, 4, ...) versions are less interesting.

Memo: 13847/1111 = 12.4635463546354635... - Eric Angelini, Sep 17 2006

LINKS

Table of n, a(n) for n=1..99.

EXAMPLE

Un, deux, quatre, six, trois, cinq, quatre, ...

UN (2 letters), DEUX (4 letters), QUATRE (6 letters), SIX (3 letters), TROIS (5 letters), CINQ (4 letters), QUATRE (6 letters), ...

CROSSREFS

Cf. A000655 (English), A101432 (Spanish).

Sequence in context: A085593 A220336 A021410 * A077179 A076179 A175213

Adjacent sequences:  A061501 A061502 A061503 * A061505 A061506 A061507

KEYWORD

nonn,word,easy

AUTHOR

N. J. A. Sloane, Jun 14 2001

EXTENSIONS

Edited by N. J. A. Sloane at the suggestion of Andrew S. Plewe, Jun 08 2007

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 April 20 16:17 EDT 2019. Contains 322310 sequences. (Running on oeis4.)