192273

Appears in sequences

• Numerators of continued fraction convergents to (sqrt(37)-4)/3.at n=16A082962
• Number of 2X3 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 2 zero-sum 3-vectors with total modulus squared not more than 2*n^2, ignoring vector and component permutations).at n=37A192698
• Number of nX3 0..1 arrays with every element unequal to 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=12A316643
• Engel expansion of exp(Pi/4).at n=15A329912