71292624

Appears in sequences

• Rectangular array A read by upward antidiagonals in which the entry A(n,k) in row k and column n gives the number of families of symmetric radially generated monohedral tilings of the disk (each tiling contains 2*(2*n+1)*k congruent tiles), k >= 1, n >= 1.at n=19A273090
• Number of monohedral disk tilings of type C^t_{2n+1,2}.at n=4A296359