48955domain: NAppears in sequences2^(2p-2) modulo p^3 for p=odd primes.at n=11A216160(-1)^((p-1)/2)*Binomial(p-1,(p-1)/2) mod p^3 where p is the n-th prime.at n=11A224807Number of nX4 0..1 arrays with every element unequal to 0, 2, 3, 6 or 7 king-move adjacent elements, with upper left element zero.at n=20A305043