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Search: id:A139284
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%I A139284
%S A139284 2,24,71,89,180,181,192,214,256,319,413,447,522,547,623,659,756,824,872,
%T A139284 901,920,929,1020,1021,1032,1053,1084,1125,1176,1237,1308,1389,1480,
%U A139284 1481,1492,1513,1544,1585,1636,1697,1768,1849,1940,1941,1952,1973,2005
%N A139284 Analogue of A121805, but starting with 2.
%C A139284 Comment from Jacques ALARDET (jacques.alardet(AT)free.fr), Jul 22 2008: 
               It appears that this sequence and A121805 have no terms in common. 
               Furthermore, this sequence exists for at least 1551000000 terms.
%D A139284 E. Angelini, "Jeux de suites", in Dossier Pour La Science, pp. 32-35, 
               Volume 59 (Jeux math'), April/June 2008, Paris.
%p A139284 a:= proc(n) option remember; local k, t, y; if n=1 then 2 else k:= a(n-1); 
               for y from 0 to 9 do t:= k +10* irem (k, 10) +y; if convert (t, base, 
               10)[ -1]=y then RETURN(t) fi od; NULL fi end: seq (a(n), n=1..80); 
               [From Alois P. Heinz (heinz(AT)hs-heilbronn.de), Aug 13 2009]
%Y A139284 Cf. A121805.
%Y A139284 Sequence in context: A068878 A100918 A152965 this_sequence A003614 A119060 
               A119050
%Y A139284 Adjacent sequences: A139281 A139282 A139283 this_sequence A139285 A139286 
               A139287
%K A139284 nonn
%O A139284 1,1
%A A139284 N. J. A. Sloane (njas(AT)research.att.com) (based on Angelini's article), 
               Jun 08 2008
%E A139284 More terms from Alois P. Heinz (heinz(AT)hs-heilbronn.de), Aug 13 2009

    
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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.


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