393030

Appears in sequences

• Theta series of laminated lattice LAMBDA_10.at n=12A006909
• Triangle read by rows: T(n,k)=A(n,k)*binomial(n+k-1,n), where A(n,k) are the Eulerian numbers (A008292).at n=25A038675
• Number of n X 3 integer arrays with each element equal to the number of horizontal and antidiagonal neighbors equal to itself.at n=18A266007