login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A003588 Roman numerals with 1 letter, in alphabetical order; then those with 2 letters, etc. 2
100, 500, 1, 50, 1000, 5, 10, 200, 400, 101, 150, 900, 105, 110, 600, 501, 550, 505, 510, 2, 4, 9, 51, 55, 60, 1100, 1500, 1001, 1050, 2000, 1005, 1010, 6, 90, 11, 40, 15, 20, 300, 201, 250, 205, 210, 401, 450, 405, 410, 102, 104, 109, 151, 155, 160, 901, 950, 905, 910, 106 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..58.

PROG

(PARI) (Roman(n, s=Vecsmall("IVXLCDM"))=Strchr(apply(c->s[c-48], Vec(Vecsmall(Str(A061493(n))))))); vecsort(vector(4000, n, [#t=Roman(n), t]), , 1)[1..100] \\ M. F. Hasler, Jan 12 2015

CROSSREFS

Cf. A003587, A006968, A061493, A036746.

Sequence in context: A290654 A017642 A093004 * A115695 A250700 A250846

Adjacent sequences:  A003585 A003586 A003587 * A003589 A003590 A003591

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, J. H. Conway and John Jackson (ab158(AT)freenet.uchsc.edu)

EXTENSIONS

Corrected, edited and extended by M. F. Hasler, Jan 12 2015

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 June 23 18:45 EDT 2021. Contains 345402 sequences. (Running on oeis4.)