Number of 10-step one space leftwards or up, two space rightwards or down asymmetric rook's tours on an n X n board summed over all starting positions.
A187305
Number of 10-step one space leftwards or up, two space rightwards or down asymmetric rook's tours on an n X n board summed over all starting positions.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =3096a(4) =44824a(5) =187924a(6) =505878a(7) =1044900a(8) =1847506a(9) =2912204a(10) =4254568a(11) =5853664a(12) =7715596a(13) =9827696a(14) =12192058a(15) =14805028a(16) =17667036a(17) =20777536a(18) =24136566a(19) =27744092a(20) =31600114a(21) =35704632a(22) =40057646a(23) =44659156a(24) =49509162a(25) =54607664a(26) =59954662a(27) =65550156
External references
- oeis: A187305