926640
domain: N
Appears in sequences
- a(n) = (n + n^2)*(binomial(2*n, n)).at n=8A119579
- Triangle of unsigned 4-Lah numbers.at n=22A143499
- a(n) = binomial(n+9,9)*6^n.at n=4A173123
- Number of (n+2) X 8 binary arrays avoiding patterns 001 and 101 in rows and columns.at n=6A202200
- Number of (n+2) X 9 binary arrays avoiding patterns 001 and 101 in rows and columns.at n=5A202201
- Triangle read by rows: T(n, k) = (n - k)!*(n + k)!/n!.at n=41A377660