8097453

Appears in sequences

• Central Delannoy numbers: a(n) = Sum_{k=0..n} C(n,k)*C(n+k,k).at n=10A001850
• Crystal ball sequence for 10-dimensional cubic lattice.at n=10A008421
• a(n) = T([n/2],[(n+1)/2]), where T = Delannoy triangle (A008288).at n=20A026003
• Number of lattice paths from {10}^n to {0}^n using steps that decrement one or more components by one.at n=2A263072