Number of 7-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.
A187862
Number of 7-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) =1206a(3) =26584a(4) =180750a(5) =568870a(6) =1314428a(7) =2456614a(8) =4062007a(9) =6094090a(10) =8589253a(11) =11504726a(12) =14853686a(13) =18625870a(14) =22821278a(15) =27439910a(16) =32481766a(17) =37946846a(18) =43835150a(19) =50146678a(20) =56881430a(21) =64039406a(22) =71620606a(23) =79625030a(24) =88052678a(25) =96903550
External references
- oeis: A187862