3082117domain: NAppears in sequencesPowers of fifth root of 9 rounded to nearest integer.at n=34A018139Powers of the fifth root of 9 rounded up.at n=34A018140Number of n X 3 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,4,2,0,1 for x=0,1,2,3,4.at n=20A196858