605664

Appears in sequences

• Number of configurations of linear chains in a cubic lattice.at n=8A047057
• Symmetric triangle, read by rows of 2*n+1 terms, similar to triangle A008301. Second term 4 times first term.at n=26A126150
• Symmetric triangle, read by rows of 2*n+1 terms, similar to triangle A008301. Second term 4 times first term.at n=34A126150
• Number of equivalence classes of ballot paths of length n for the string ddd.at n=37A274111