119006domain: NAppears in sequencesNumbers k such that 267*2^k-1 is prime.at n=42A050892Numbers k such that 7*10^k - 69 is prime.at n=32A281643Number of n X 4 0..1 arrays with every element equal to 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.at n=22A298163