%I
%S 1,0,1,0,2,0,4,1,0,7,2,0,12,2,0,22,3,1,0,41,8,2,0,74,15,2,0,
%T 133,23,5,0,243,42,12,1,0,444,82,19,2,0,806,147,33,2,0,1465,
%U 261,65,5,0,2669,479,118,10,0,4859,878,211,15,1,0,8840,1593,386
%N Triangle read by rows: T(n,k) = T(nk,k1)  2*T(nk,k) + T(nk,k+1) with T(0,0) = 1 for 0 <= k <= A003056(n).
%H Seiichi Manyama, <a href="/A291940/b291940.txt">Rows n = 0..481, flattened</a>
%e First few rows are:
%e 1;
%e 0, 1;
%e 0, 2;
%e 0, 4, 1;
%e 0, 7, 2;
%e 0, 12, 2;
%e 0, 22, 3, 1;
%e 0, 41, 8, 2;
%e 0, 74, 15, 2;
%e 0, 133, 23, 5;
%e 0, 243, 42, 12, 1.
%Y Row sums give A291942.
%Y Columns 01 give A000007, (1)*A275762 (for n>0).
%Y Cf. A008289, A291895, A291929.
%K sign,tabf
%O 0,5
%A _Seiichi Manyama_, Sep 06 2017
