Number of tilings of a 9 X n rectangle using integer-sided rectangular tiles of equal area.
A220775
Number of tilings of a 9 X n rectangle using integer-sided rectangular tiles of equal area.
Terms
- a(0) =1a(1) =3a(2) =62a(3) =23a(4) =6698a(5) =134a(6) =819260a(7) =2877a(8) =108621208a(9) =37201a(10) =14479700369a(11) =468915a(13) =7263798a(15) =97188666a(17) =1352782707a(19) =19220635744a(21) =265095839585
External references
- oeis: A220775