34074domain: NAppears in sequencesNumbers k such that 63*2^k+1 is prime.at n=44A032381Sums of squared terms in rows of triangle A114176.at n=6A114179Number of nX3 0..1 arrays with every element unequal to 1, 2, 3, 6, 7 or 8 king-move adjacent elements, with upper left element zero.at n=9A316735