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A089589 Iban numbers (the letter i is banned from the English name of the number). 10
0, 1, 2, 3, 4, 7, 10, 11, 12, 14, 17, 20, 21, 22, 23, 24, 27, 40, 41, 42, 43, 44, 47, 70, 71, 72, 73, 74, 77, 100, 101, 102, 103, 104, 107, 110, 111, 112, 114, 117, 120, 121, 122, 123, 124, 127, 140, 141, 142, 143, 144, 147, 170, 171, 172, 173, 174, 177, 200, 201 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Blind numbers. - Cino Hilliard, May 03 2004

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Roel and Bas van Dijk, Numerals package, Hackage (Haskell packages)

Eric Weisstein's World of Mathematics, Iban Number

Index entries for sequences related to number of letters in n

PROG

(Haskell)

import Data.Maybe (fromJust)

import Data.Text (Text); import qualified Data.Text as T (all)

import Text.Numeral.Grammar.Reified (defaultInflection)

import qualified Text.Numeral.Language.EN as EN  -- see link

a089589 n = a089589_list !! (n-1)

a089589_list = filter (T.all (/= 'i') . numeral) [0..] where

   numeral :: Integer -> Text

   numeral = fromJust . EN.gb_cardinal defaultInflection

-- Reinhard Zumkeller, Jan 23 2015

CROSSREFS

Cf. A006933 (ban e), A008521 (ban o), A008523 (ban t), A089590 (ban u).

Sequence in context: A182832 A082673 A080724 * A047546 A266530 A266510

Adjacent sequences:  A089586 A089587 A089588 * A089590 A089591 A089592

KEYWORD

nonn,easy,word,fini

AUTHOR

Eric W. Weisstein, Nov 09 2003

STATUS

approved

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Last modified September 15 18:47 EDT 2019. Contains 327083 sequences. (Running on oeis4.)