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%I #3 Mar 11 2014 01:34:10
%S 1,2,3,6,1,2,4,7,14,28,1,2,4,8,16,31,62,124,248,496,1,2,4,8,16,32,64,
%T 127,254,508,1016,2032,4064,8128,1,2,4,8,16,32,64,128,256,512,1024,
%U 2048,4096,8191,16382,32764,65528,131056,262112,524224,1048448,2096896
%N Triangle read by rows: row n lists divisors of n-th perfect number A000396(n).
%H Omar E. Pol, <a href="http://www.polrpimos.com">Determinacion geometrica de los numeros primos y perfectos</a>.
%Y Cf. A018254, A018487, A027750. Perfect numbers: A000396.
%K nonn,tabf
%O 1,2
%A _Omar E. Pol_, Oct 26 2007
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