login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A242181 Numbers with four X's in Roman numerals. 1
39, 89, 139, 189, 239, 289, 339, 389, 439, 489, 539, 589, 639, 689, 739, 789, 839, 889, 939, 989, 1039, 1089, 1139, 1189, 1239, 1289, 1339, 1389, 1439, 1489, 1539, 1589, 1639, 1689, 1739, 1789, 1839, 1889, 1939, 1989, 2039, 2089, 2139, 2189, 2239, 2289, 2339 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
All these end in XXXIX.
LINKS
Eric Weisstein's World of Mathematics, Roman Numerals
Wikipedia, Roman numerals
FORMULA
a(n) = 50n - 11. - Charles R Greathouse IV, May 06 2014
EXAMPLE
39 = XXXIX; 89 = LXXXIX.
MAPLE
A242181:=n->50*n-11; seq(A242181(n), n=1..50); # Wesley Ivan Hurt, May 07 2014
[seq(convert(50*n-11, roman), n=1..50)]; # for the Roman version - Wolfdieter Lang, May 09 2014
MATHEMATICA
Table[50 n - 11, {n, 50}] (* Wesley Ivan Hurt, May 07 2014 *)
PROG
(PARI) a(n)=50*n-11 \\ Charles R Greathouse IV, May 06 2014
CROSSREFS
Cf. A006968.
Sequence in context: A020264 A044177 A044558 * A020168 A063318 A039422
KEYWORD
nonn,base,easy
AUTHOR
J. Lowell, May 06 2014
EXTENSIONS
More terms from Wesley Ivan Hurt, May 07 2014
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 23 11:07 EDT 2024. Contains 374549 sequences. (Running on oeis4.)