Number of squares in all tilings of a 7 X n rectangle using integer-sided square tiles.
A226550
Number of squares in all tilings of a 7 X n rectangle using integer-sided square tiles.
Terms
- a(0) =0a(1) =7a(2) =180a(3) =1625a(4) =16936a(5) =157279a(6) =1426734a(7) =12582472a(8) =108971358a(9) =929801662a(10) =7842704798a(11) =65526395993a(12) =543197940936
External references
- oeis: A226550