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%I #24 May 06 2018 03:12:39
%S 1,1,2,4,7,11,20,30,50,75,121,176,276,398,604,864,1285,1814,2652,3713,
%T 5339,7417,10526,14500,20349,27836,38653,52528,72291,97612,133249,
%U 178889,242379,323634,435557,578579,773877,1023074,1360565
%N Plane partitions into odd parts.
%e Example for n=4:
%e ((3,1)), ((3)(1)), ((1,1,1,1)), ((1,1,1),(1)),
%e ((1,1),(1,1)), ((1,1),(1),(1)), ((1),(1),(1),(1)).
%t << Combinatorica`
%t pilings[par_List]:=Module[{tel,alles},tel=Length[par];alles=List/@Partitions[par[[1]]];
%t Do[alles=Flatten[Function[argu,(Flatten[{argu,{#1}},1]&)/@Select[Partitions[par[[i]]],Length[#1]<=Length[Last[argu]]&&And@@Thread[#1<=Take[Last[argu],Length[#1]]]&]]/@alles,1],{i,2,tel}];alles];
%t Table[Tr[Count[pilings[#],q_/;FreeQ[q,_?EvenQ]]&/@Partitions[w]],{w,24}]
%Y Cf. A000219.
%K nonn
%O 0,3
%A _David S. Newman_, May 11 2014
%E a(8)-a(24) from _Wouter Meeussen_
%E a(25)-a(38) from _Vaclav Kotesovec_, May 05 2018