81756

Appears in sequences

• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, 0, 1), (0, 1, 1), (1, 0, 0), (1, 1, 0)}.at n=8A151118
• Sum of the perimeters of all regions of the n-th section of a modular table of partitions.at n=33A278602
• Number of excursions of length n with Motzkin-steps avoiding the consecutive steps UD, HU, HH and DH.at n=30A329691