Search: id:A062410
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%I A062410
%S A062410 1,1,2,3,4,9,11,24,28,31,94,105,114,344,375,403,427,1663,1777,1882,
%T A062410 1976,7725,8152,8555,8930,9274,44612,46588,48470,50247,51910,251101,
%U A062410 260375,269305,277860,286012,293737,1690300,1742210,1792457,1840927
%N A062410 Square spiral sequence: numbers are placed in a square spiral, a(1)=1, 
               a(n) is found as the sum of the row (in the previous direction) a(n-1) 
               is in.
%H A062410 F.M. van Lamoen, <a href="http://home.wxs.nl/~lamoen/wiskunde/spiral.htm">
               Spiral recurrence</a>.
%e A062410 The initial part of the square spiral sequence is
%e A062410 .........344.114
%e A062410 ..4..3...2...105
%e A062410 ..9..1...1...94
%e A062410 .11..24..28..31
%Y A062410 Cf. A063177, A063178.
%Y A062410 Sequence in context: A093514 A080231 A125774 this_sequence A145772 A027866 
               A100902
%Y A062410 Adjacent sequences: A062407 A062408 A062409 this_sequence A062411 A062412 
               A062413
%K A062410 nonn
%O A062410 1,3
%A A062410 Floor van Lamoen (fvlamoen(AT)hotmail.com), Jul 09 2001

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