Number of 3-step left-handed knight's tours (moves only out two, left one) on an n X n board summed over all starting positions.
A187173
Number of 3-step left-handed knight's tours (moves only out two, left one) on an n X n board summed over all starting positions.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =16a(4) =60a(5) =128a(6) =220a(7) =336a(8) =476a(9) =640a(10) =828a(11) =1040a(12) =1276a(13) =1536a(14) =1820a(15) =2128a(16) =2460a(17) =2816a(18) =3196a(19) =3600a(20) =4028a(21) =4480a(22) =4956a(23) =5456a(24) =5980a(25) =6528a(26) =7100a(27) =7696a(28) =8316a(29) =8960
External references
- oeis: A187173