3663396domain: NAppears in sequencesSquares composed of digits {3,6,9}.at n=5A053949Perfect squares using only the curved digits 0, 3, 6, 8 and 9.at n=25A079655Smith square numbers.at n=32A098839Number of nX6 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 1 1 vertically.at n=7A207926