%I #11 Nov 16 2018 13:52:30
%S 1,1,3,6,16,34,90,211,515,1229,2960,6893,15753,34450,72235,143477,
%T 269186,473945,781713,1203617,1728192,2310376,2874232,3325215,3576980,
%U 3576980,3325215,2874232,2310376,1728192,1203617,781713,473945,269186
%N Number of 7 X 7 binary matrices with n=0..49 ones up to row and column permutations.
%H Andrew Howroyd, <a href="/A053304/b053304.txt">Table of n, a(n) for n = 0..49</a>
%F a(n) = A049311(n) for n <= 7.
%F Sum_{n=0..49} a(n) = 33642660 = A002724(7).
%o (PARI) \\ See A321609 for M.
%o vector(50, n, M(7,7,n-1))
%Y Row 7 of A052371 and A321609.
%Y Cf. A002724, A049311.
%K fini,full,nonn
%O 0,3
%A _Vladeta Jovovic_, Mar 05 2000
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