1329768

Appears in sequences

• Triangle of numbers of square lattice walks that start and end at origin after 2k steps and contain exactly r steps to the east, not touching origin at intermediate stages.at n=31A068218
• Triangle of numbers of square lattice walks that start and end at origin after 2k steps and contain exactly r steps to the east, not touching origin at intermediate stages.at n=32A068218
• Row sums of A102416.at n=19A103179