1491567domain: NAppears in sequencesNumber of n X 4 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 3 or 6 neighboring 1s.at n=31A296550Expansion of 1/(1 - x * (1 + x^2)^3).at n=22A373718Number of compositions of 7*n-4 into parts 1 and 7.at n=9A373930