A277438 Numbers whose letters are in alphabetical order when spelled in French.

2, 5, 10, 100

Offset

1,1

Comments

40 (forty) is the only number with this property in English.

1 (un) is the only number with the reverse property in French. - Michel Marcus, Nov 13 2016

1 (one) is the only number with the reverse property in English. - Matt Westwood, Feb 25 2017

References

D. Wells, The Penguin Dictionary of Curious and Interesting Numbers, p. 101.

Links

Table of n, a(n) for n=1..4.

Example

The names in French for a(1)..a(4) are: deux, cinq, dix, cent.

Crossrefs

Sequence in context: A018670 A018704 A018751 * A018773 A174475 A133035

Adjacent sequences: A277435 A277436 A277437 * A277439 A277440 A277441

Keyword

nonn,word,fini,full

Author

Matt Westwood, Oct 15 2016

Status

approved