Number of 8-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.
A187612
Number of 8-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) =0a(4) =0a(5) =474a(6) =3780a(7) =12946a(8) =32869a(9) =68308a(10) =117760a(11) =187311a(12) =275272a(13) =379035a(14) =500919a(15) =639115a(16) =793623a(17) =964443a(18) =1151575a(19) =1355019a(20) =1574775a(21) =1810843a(22) =2063223a(23) =2331915a(24) =2616919a(25) =2918235a(26) =3235863a(27) =3569803a(28) =3920055a(29) =4286619
External references
- oeis: A187612