317264

Appears in sequences

• Number b(n) of basic ideals in the Borel subalgebra of the untwisted affine Lie algebra of type B.at n=6A182186
• Number of n X 4 0..1 arrays with no element equal to more than one of its horizontal and vertical neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.at n=14A280550
• Number of nXn 0..1 arrays with every element unequal to 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.at n=4A316507
• Number of n X 5 0..1 arrays with every element unequal to 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.at n=4A316508
• T(n,k)=Number of nXk 0..1 arrays with every element unequal to 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.at n=40A316511