A161389 Spelling n in Spanish requires a new letter of the alphabet.

0, 1, 2, 3, 4, 5, 8, 9, 10, 15, 31, 1000, 1000000000000, 1000000000000000000000000000000000000, 1000000000000000000000000000000000000000000

Offset: 1

Author

Claudio Meller, Jun 08 2009

Keywords

• fini
• nonn
• word

Comments

CERO, UNo, DoS, Tres, cuAtro, cINco, ocHo, nueVe, dieZ, Quince, treinta Y uno, MiL, un Billon (10^12 in Spanish), un seXtillon (10^36), un sePtillon (10^42),...

(New letter in uppercase).Letters "f","g","j","k","ss +-" and "w" are never used.

References

• http://mathforum.org/kb/thread.jspa?forumID=265&threadID=606989&messageID=1773344#1773344 [From Claudio Meller, Oct 30 2009]

Crossrefs

A050933

Extensions

Corrected and edited by Omar E. Pol, Jul 06 2009