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Number of subsets of {1,...,n} containing n and having at least one set partition into 9 blocks with equal element sum.
1

%I #4 Oct 03 2014 15:21:07

%S 1,2,11,26,111,280,980,2599,8292,22644,67300

%N Number of subsets of {1,...,n} containing n and having at least one set partition into 9 blocks with equal element sum.

%Y Column k=9 of A248112.

%K nonn,more

%O 17,2

%A _Alois P. Heinz_, Oct 02 2014