%I #7 Aug 03 2016 12:02:25
%S 1,1,2,1,2,6,1,2,9,24,1,2,12,44,120,1,2,17,80,265,720,1,2,24,144,578,
%T 1854,5040,1,2,33,248,1249,4738,14833,40320,1,2,42,440,2681,12000,
%U 43386,133496,362880,1,2,60,764,5713,30240,126117,439792,1334961,3628800,1,2,83,1316,12105,75510,364503,1441788,4890740,14684570,39916800
%N Triangle read by rows: T(n,k) (n >= 1, 1 <= k <= n) = smallest permanent of any n X n (0,1) matrix with k 1's in each row and column.
%D L. Hogben, ed., Handbook of Linear Algebra, pp. 31-6, 31-7.
%H G.-S. Cheon and I. M. Wanless, <a href="http://dx.doi.org/10.1016/j.laa.2005.02.030">An update on Minc's survey on open problems involving permanents</a>, Lin. Alg. Applic., 403 (2005), 314-342.
%e Triangle begins:
%e 1
%e 1,2
%e 1,2,6
%e 1,2,9,24
%e 1,2,12,44,120
%e 1,2,17,80,265,720
%e 1,2,24,144,578,1854,5040
%K nonn,tabl
%O 1,3
%A _N. J. A. Sloane_, Dec 17 2007