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A193827 Irregular triangle read by rows in which row n lists the emergent parts of all partitions of n, or 0 if such parts do not exist. 7

%I #15 Mar 30 2012 17:34:05

%S 0,0,0,0,2,3,2,2,4,3,3,2,5,4,2,2,4,3,2,2,3,6,5,4,3,2,5,4,2,2,3,7,3,3,

%T 6,5,2,2,4,3,2,2,3,6,5,4,2,2,2,2,3,4,8,4,3,7,6,5,3,2,5,4,2,2,3,7,3,3,

%U 6,5,2,2,2,2,3,3,4,9,5,4,3,4,8,7,6

%N Irregular triangle read by rows in which row n lists the emergent parts of all partitions of n, or 0 if such parts do not exist.

%C For the definition of "emergent part" see A182699 and also A182709. Also [0, 0, 0, 0] followed by the positive integers of the rows that contain zeros in the triangle A186114. For another version see A183152.

%e If written as a triangle:

%e 0,

%e 0,

%e 0,

%e 0,

%e 2,

%e 3,

%e 2,2,4,3,

%e 3,2,5,4,

%e 2,2,4,3,2,2,3,6,5,4,

%e 3,2,5,4,2,2,3,7,3,3,6,5,

%e 2,2,4,3,2,2,3,6,5,4,2,2,2,2,3,4,8,4,3,7,6,5,

%e 3,2,5,4,2,2,3,7,3,3,6,5,2,2,2,2,3,3,4,9,5,4,3,4,8,7,6

%Y Row n has length A182699(n). Row sums give A182709.

%Y Cf. A135010, A138121.

%K nonn,tabf

%O 0,5

%A _Omar E. Pol_, Aug 12 2011

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