353419domain: NAppears in sequencesNumbers k such that k | 11^k + 10^k + 9^k + 8^k.at n=30A057240Number of 4Xn 0..1 arrays with every element equal to 0, 1, 2, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.at n=10A303184