Number of 6-step one space for components leftwards or up, two space for components rightwards or down asymmetric quasi-queen's tours (antidiagonal moves become knight moves) on an n X n board summed over all starting positions.
A187861
Number of 6-step one space for components leftwards or up, two space for components rightwards or down asymmetric quasi-queen's tours (antidiagonal moves become knight moves) on an n X n board summed over all starting positions.
Terms
- a(0) =0a(1) =0a(2) =846a(3) =9932a(4) =47962a(5) =126397a(6) =262409a(7) =452766a(8) =707541a(9) =1017934a(10) =1387600a(11) =1813854a(12) =2296696a(13) =2836126a(14) =3432144a(15) =4084750a(16) =4793944a(17) =5559726a(18) =6382096a(19) =7261054a(20) =8196600a(21) =9188734a(22) =10237456a(23) =11342766a(24) =12504664a(25) =13723150a(26) =14998224a(27) =16329886a(28) =17718136
External references
- oeis: A187861