Search: id:A082018
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%I A082018
%S A082018 1,4,3,13,10
%N A082018 In the following square array, numbers (not occurring earlier) are entered 
               like this a(1,1),a(1,2),a(2,1),a(3,1),a(2,2),a(1,3),a(1,4),a(2,3),
               a(3,2),a(4,1),a(5,1),a(4,2),... such that the n-th diagonal sum is 
               a multiple of n. 1 2 7 6 18... 4 5 8 14... 3 9 12... 13 11... 10... 
               ... sequence contains the first column.
%Y A082018 Cf. A074135, A082017, A082019, A082020.
%Y A082018 Sequence in context: A054908 A141826 A120340 this_sequence A056477 A105200 
               A088933
%Y A082018 Adjacent sequences: A082015 A082016 A082017 this_sequence A082019 A082020 
               A082021
%K A082018 more,nonn,uned
%O A082018 1,2
%A A082018 Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 05 2003
%E A082018 Needs editing - see A082002, A082003, A082004, A082005 for a model. - 
               N. J. A. Sloane (njas(AT)research.att.com).

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