134632domain: NAppears in sequencesAntidiagonal sums of table A084287, in which the k-th row is the product of the k-th prime with the antidiagonals of the first k rows of the table.at n=17A084288Number of distinct solutions of sum{i=1..3}(x(2i-1)*x(2i)) = 1 (mod n), with x() only in 1..n-1.at n=23A180785