Number of tilings of a 7 X n rectangle using pentominoes of any shape and monominoes.
A278878
Number of tilings of a 7 X n rectangle using pentominoes of any shape and monominoes.
Terms
- a(0) =1a(1) =4a(2) =508a(3) =76003a(4) =9616962a(5) =1178422563a(6) =147382229321
External references
- oeis: A278878