29556

Appears in sequences

• Number of two-sided n-step prudent walks ending on the northeast corner of their box, avoiding more than two consecutive west steps and more than two consecutive south steps.at n=12A178036
• Number of 1X8 integer matrices with each row summing to zero, row elements in nondecreasing order, rows in lexicographically nondecreasing order, and the sum of squares of the elements <= 2*n^2 (number of collections of 1 zero-sum 8-vectors with total modulus squared not more than 2*n^2, ignoring vector and component permutations).at n=10A192695
• Number of oriented polyomino rings of length 4n with fourfold rotational symmetry.at n=16A324406