%I #12 Feb 18 2023 14:42:18
%S 1,1,3,1,3,6,1,6,9,14,1,6,18,23,27,1,9,27,54,57,58,1,9,39,87,140,131,
%T 111,1,12,51,150,259,353,295,223,1,12,69,210,470,702,832,637,424,1,15,
%U 84,314,749,1379,1803,1917,1350,817,1,15,105,416,1176,2352,3730,4403,4245,2789,1527
%N Euler transform applied twice to partition triangle A008284.
%H Alois P. Heinz, <a href="/A055885/b055885.txt">Rows n = 1..150, flattened</a>
%H N. J. A. Sloane, <a href="/transforms.txt">Transforms</a>
%e 1;
%e 1, 3;
%e 1, 3, 6;
%e 1, 6, 9, 14;
%e 1, 6, 18, 23, 27;
%e ...
%Y Row sums give A007713.
%Y Main diagonal gives A001970.
%Y Cf. A055884, A055886.
%K nonn,tabl
%O 1,3
%A _Christian G. Bower_, Jun 09 2000