174925

Appears in sequences

• Number of noncrossing anti-commutator friendly partitions on {1,2,...,2n}.at n=7A331836
• a(n) = 2*a(n-1) + 3*a(n-2) + 5*a(n-3), a(0) = 3, a(1) = 2, a(2) = 10.at n=10A335719