Number of 5-step one or two collinear space at a time queen's tours on an n X n board summed over all starting positions.

A187030

Number of 5-step one or two collinear space at a time queen's tours on an n X n board summed over all starting positions.

Terms

    a(0) =0a(1) =0a(2) =5120a(3) =45152a(4) =161256a(5) =376248a(6) =696992a(7) =1121176a(8) =1647008a(9) =2273384a(10) =3000304a(11) =3827768a(12) =4755776a(13) =5784328a(14) =6913424a(15) =8143064a(16) =9473248a(17) =10903976a(18) =12435248

External references