OFFSET
1,2
COMMENTS
Enters a cycle of length 20 starting from a(8). - Chai Wah Wu, Jun 12 2021
EXAMPLE
1 = un -> 35 = trente-cinq -> 125 -> cent vingt cinq = 157.
MATHEMATICA
a[1]=1; a[n_]:=a[n]=Total@LetterNumber@StringDelete[IntegerName[a[n-1], "French"], {" ", "-"}]; Array[a, 100] (* Giorgos Kalogeropoulos, Jun 11 2021 *)
PROG
(Python)
from num2words import num2words
from unidecode import unidecode
A344013_list = [1]
for _ in range(10):
A344013_list.append(sum(ord(s)-96 for s in unidecode(num2words(A344013_list[-1], lang='fr')) if s.isalpha())) # Chai Wah Wu, Jun 11 2021
CROSSREFS
KEYWORD
nonn,word
AUTHOR
Simon Plouffe and N. J. A. Sloane, Jun 10 2021
EXTENSIONS
More terms from Chai Wah Wu, Jun 11 2021
STATUS
approved