6173634
domain: N
Appears in sequences
- a(n) = T(2*n,n), T given by A026736.at n=12A026737
- a(n) = T(n, floor(n/2)), T given by A026736.at n=24A026742
- Sum of squares of numbers in row n of array T given by A026736.at n=12A027221
- Number of permutations avoiding the patterns {3241,3421,4321}; number of weak sorting class based on 3241.at n=13A111279