Maximal number of unattacked squares with n queens on n X n board (answers for n >= 17 only probable).
A001366
Maximal number of unattacked squares with n queens on n X n board (answers for n >= 17 only probable).
Terms
- a(0) =0a(1) =0a(2) =0a(3) =1a(4) =3a(5) =5a(6) =7a(7) =11a(8) =18a(9) =22a(10) =30a(11) =36a(12) =47a(13) =56a(14) =72a(15) =82a(16) =97a(17) =111a(18) =132a(19) =145a(20) =170a(21) =186a(22) =216a(23) =240a(24) =260a(25) =290a(26) =324a(27) =360a(28) =381a(29) =420
External references
- oeis: A001366