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%I #3 Oct 19 2017 03:15:03
%S 21,42,33,84,66,57,168,132,114,69,336,264,228,138,77,672,528,456,276,
%T 154,93,1344,1056,912,552,308,186,105,2688,2112,1824,1104,616,372,210,
%U 129,5376,4224,3648,2208,1232,744,420,258,133,10752,8448,7296,4416
%N Triangular array, permutation of A119973. a(r,r) = A084109(r); a(r+1,c) = 2*a(r,c).
%e 21
%e 42 33
%e 84 66 57
%e 168 132 114 69
%e 336 264 228 138 77
%Y Cf. A001481, A084109, A119973.
%K easy,nonn,tabl
%O 1,1
%A _Alford Arnold_, Jul 04 2006
%E Edited by _Don Reble_, Jul 24 2006
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