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%I #19 Dec 06 2021 03:19:15
%S 1,12,312,3124,53124,531246,7531246,75312468,975312468,97531246810,
%T 1197531246810,119753124681012,13119753124681012,1311975312468101214,
%U 151311975312468101214,15131197531246810121416,1715131197531246810121416,171513119753124681012141618
%N Alternately append n to end or beginning of previous term.
%C A055642(a(n)) = A058183(n); A007953(a(n)) = A037123(n); A010879(a(n)) = A010879(2*floor(n/2)) = A010879(A131055(n)); A000030(a(n)) = A000030(ceiling(n/2)). - _Reinhard Zumkeller_, Oct 10 2008
%D Felice Russo, A set of new Smarandache functions, sequences and conjectures in number theory, American Research Press 2000
%H R. Zumkeller, <a href="/A053064/b053064.txt">Table of n, a(n) for n = 1..100</a>
%Y Cf. A007908, A053063.
%K easy,nonn,base,less
%O 1,2
%A _Felice Russo_, Feb 25 2000
%E More terms from _Sean A. Irvine_, Dec 05 2021
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