Number of 4-step one space for components leftwards or up, two space for components rightwards or down asymmetric quasi-bishop's tours (antidiagonal moves become knight moves) on an n X n board summed over all starting positions.
A187608
Number of 4-step one space for components leftwards or up, two space for components rightwards or down asymmetric quasi-bishop'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) =0a(3) =28a(4) =144a(5) =340a(6) =675a(7) =1120a(8) =1675a(9) =2340a(10) =3115a(11) =4000a(12) =4995a(13) =6100a(14) =7315a(15) =8640a(16) =10075a(17) =11620a(18) =13275a(19) =15040a(20) =16915a(21) =18900a(22) =20995a(23) =23200a(24) =25515a(25) =27940a(26) =30475a(27) =33120a(28) =35875a(29) =38740
External references
- oeis: A187608