%I A082019
%S A082019 1,5,12
%N A082019 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... 
               ... a(n) = b(n,n), the member of the n-th row and n-th column.
%Y A082019 Cf. A074135, A082017, A082018.
%Y A082019 Sequence in context: A101832 A046957 A130735 this_sequence A055676 A022835 
               A022834
%Y A082019 Adjacent sequences: A082016 A082017 A082018 this_sequence A082020 A082021 
               A082022
%K A082019 more,nonn,uned,bref
%O A082019 1,2
%A A082019 Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 05 2003
%E A082019 Needs editing - see A082002, A082003, A082004, A082005 for a model. - 
               N. J. A. Sloane (njas(AT)research.att.com).