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A000861 Numbers ending with a vowel in American English. 10
0, 1, 2, 3, 5, 9, 12, 21, 22, 23, 25, 29, 31, 32, 33, 35, 39, 41, 42, 43, 45, 49, 51, 52, 53, 55, 59, 61, 62, 63, 65, 69, 71, 72, 73, 75, 79, 81, 82, 83, 85, 89, 91, 92, 93, 95, 99, 101, 102, 103, 105, 109, 112, 121, 122, 123, 125, 129, 131, 132, 133, 135, 139, 141, 142 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

The German name of n ends in a vowel iff n==2 or n==3 (mod 100), so the German analog of this sequence would be {2, 3, 102, 103, 202, 203, ...}. - M. F. Hasler, Sep 20 2014

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

PROG

(PARI) print1(0", "); for(n=1, 3, for(k=10^(n-1), 10^n-1, m100=k%100; m10=k%10; if(m100==12 || ((m100>20 || m100<10) && ((m10==1)||(m10==2)||(m10==3)||(m10==5)||(m10==9))), print1(k", ")))) \\ Herman Jamke (hermanjamke(AT)fastmail.fm), Nov 20 2006

(PARI) is(n, S=[1, 2, 3, 5, 9, 12])=setsearch(S, if(n%100>19, n%10, n%100))||!n \\ Add 0 in S (and optionally remove trailing ||...) for the A059437 variant. Add "Set()" around [...] for PARI versions < 2.6. - M. F. Hasler, Sep 14 2014

CROSSREFS

Cf. A247359 (complement), A152592 (characteristic fct of the complement), A059437 (a variant of the latter: vowels or "y").

Cf. A247361 (French analog) and A247360 (complement).

Sequence in context: A051147 A316154 A079741 * A108168 A245905 A087146

Adjacent sequences:  A000858 A000859 A000860 * A000862 A000863 A000864

KEYWORD

word,nonn,easy

AUTHOR

N. J. A. Sloane

EXTENSIONS

Corrected by Logan K. Young (lkyfella(AT)yahoo.com), Mar 19 2005

More terms from Herman Jamke (hermanjamke(AT)fastmail.fm), Nov 20 2006

STATUS

approved

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Last modified March 26 01:08 EDT 2019. Contains 321479 sequences. (Running on oeis4.)