Number of 6-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.

A187301

Number of 6-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) =144a(3) =884a(4) =3006a(5) =6520a(6) =11896a(7) =18832a(8) =27478a(9) =37696a(10) =49508a(11) =62896a(12) =77860a(13) =94400a(14) =112516a(15) =132208a(16) =153476a(17) =176320a(18) =200740a(19) =226736a(20) =254308a(21) =283456a(22) =314180a(23) =346480a(24) =380356a(25) =415808a(26) =452836a(27) =491440a(28) =531620a(29) =573376

External references