64019918
domain: N
Appears in sequences
- Number of self-avoiding walks of any length from NW to SW corners of a grid or lattice with n rows and 3 columns.at n=16A006189
- Number of nonintersecting (or self-avoiding) rook paths joining opposite corners of 3 X n board.at n=15A006192
- Denominators of continued fraction convergents to sqrt(13).at n=26A041019