Search: id:A016826
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%I A016826
%S A016826 4,36,100,196,324,484,676,900,1156,1444,1764,2116,2500,
%T A016826 2916,3364,3844,4356,4900,5476,6084,6724,7396,8100,8836,
%U A016826 9604,10404,11236,12100,12996,13924,14884,15876,16900,17956
%N A016826 (4n+2)^2.
%C A016826 A bisection of A016742. Sequence arises from reading the line from 4, 
               in the direction 4, 36,... in the square spiral whose vertices are 
               the squares A000290. - Omar E. Pol (info(AT)polprimos.com), May 24 
               2008
%o A016826 (Other) sage: [crt(2, n, 4, 5)^2 for n in xrange(3, 37)] # [From Zerinvary 
               Lajos (zerinvarylajos(AT)yahoo.com), Nov 07 2009]
%Y A016826 Equals A001539 + 1.
%Y A016826 Cf. A000290, A001539, A016742, A016754, A016802, A016814, A016838.
%Y A016826 Sequence in context: A072157 A075215 A152760 this_sequence A038688 A076830 
               A144298
%Y A016826 Adjacent sequences: A016823 A016824 A016825 this_sequence A016827 A016828 
               A016829
%K A016826 nonn,easy
%O A016826 0,1
%A A016826 N. J. A. Sloane (njas(AT)research.att.com).

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