A214095 Position of integer n in the list of first n natural numbers written out in French and arranged in alphabetical order.

1, 1, 2, 2, 1, 4, 4, 3, 4, 3, 6, 4, 11, 8, 10, 11, 4, 4, 5, 20, 21, 21, 23

Offset

1,3

Links

Table of n, a(n) for n=1..23.

Example

We have a(14) = 8 because of the ordered list: cinq, deux, dix, douze, huit, neuf, onze, quatorze, quatre, sept, six, treize, trois, un.

Prog

(PARI) lista() = {my(v = ["un", "deux", "trois", "quatre", "cinq", "six", "sept", "huit", "neuf", "dix", "onze", "douze", "treize", "quatorze", "quinze", "seize", "dix-sept", "dix-huit", "dix-neuf", "vingt"], vs); for (i=1, #v, vp = vector(i, k, v[k]); vs = vecsort(vp); for (k=1, #vp, if (vs[k] == v[i], print1(k, ", "); break); ); ); } \\ Michel Marcus, Jan 03 2019

Crossrefs

CF. A108017 (in English).

Sequence in context: A193922 A319534 A061436 * A213948 A136787 A165038

Adjacent sequences: A214092 A214093 A214094 * A214096 A214097 A214098

Keyword

nonn,more,word

Author

Luc Comeau-Montasse, Jul 03 2012

Status

approved