1029204

Appears in sequences

• Number of length n arrays of permutations of 0..n-1 with each element moved by -6 to 6 places and exactly one more element moved upwards than downwards.at n=10A263762
• a(n) = a(n-2) + 2*a(n-3) for n >= 3, where a(0) = 2, a(2) = 4, a(3) = 5.at n=31A288668
• Triangle read by rows: T(n,k) is the number of planar tanglegrams of size n with irreducible component of size k.at n=52A371659