Triangle T(n,k) of numbers/2 of non-extendable (complete) non-self-adjacent simple paths within a square lattice bounded by rectangles with nodal dimensions n and k, n >= k >= 2.
A213106
Triangle T(n,k) of numbers/2 of non-extendable (complete) non-self-adjacent simple paths within a square lattice bounded by rectangles with nodal dimensions n and k, n >= k >= 2.
Terms
- a(0) =4a(1) =10a(2) =32a(3) =20a(4) =82a(5) =276a(6) =36a(7) =198a(8) =898a(9) =4028a(10) =62a(11) =456a(12) =2770a(13) =16840a(14) =93664a(15) =104a(16) =1014a(17) =8098a(18) =65998a(19) =483974a(20) =3248120a(21) =172a(22) =2210a(23) =22886a(24) =250152a(25) =2430726a(26) =21169866a(27) =177690360a(28) =282a(29) =4758
External references
- oeis: A213106