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Number of (5,2)-noncrossing partitions of [n].
1

%I #8 Sep 14 2021 09:00:52

%S 1,1,2,5,15,52,203,876,4112,20679,109853,608996,3488806

%N Number of (5,2)-noncrossing partitions of [n].

%H Toufik Mansour and Simone Severini, <a href="https://doi.org/10.1016/j.disc.2007.08.068">Enumeration of (k,2)-noncrossing partitions</a>, Discrete Math., 308 (2008), 4570-4577.

%Y A row of A125311.

%K nonn,more

%O 0,3

%A _N. J. A. Sloane_, Sep 04 2008