2601164domain: NAppears in sequencesColumn 0 of triangle A118032, where column 0 of the matrix square of A118032 forms a bisection of this sequence.at n=34A118033Column 0 of triangle A118040, which is the matrix square of triangle A118032; also equals a bisection of A118033, which is column 0 of A118032.at n=17A118041