Number of 4-step one space at a time bishop's tours on an n X n board summed over all starting positions.

A187157

Number of 4-step one space at a time bishop's tours on an n X n board summed over all starting positions.

Terms

    a(0) =0a(1) =0a(2) =8a(3) =92a(4) =248a(5) =476a(6) =776a(7) =1148a(8) =1592a(9) =2108a(10) =2696a(11) =3356a(12) =4088a(13) =4892a(14) =5768a(15) =6716a(16) =7736a(17) =8828a(18) =9992a(19) =11228a(20) =12536a(21) =13916a(22) =15368a(23) =16892a(24) =18488a(25) =20156a(26) =21896a(27) =23708a(28) =25592a(29) =27548

External references