Number of maximal self-avoiding walks from NW to SW corners of a 5 X n grid.

Terms

a(0) =1a(1) =0a(2) =8a(3) =0a(4) =86a(5) =0a(6) =948a(7) =0a(8) =10444a(9) =0a(10) =115056a(11) =0a(12) =1267512a(13) =0a(14) =13963520a(15) =0a(16) =153828832a(17) =0a(18) =1694652176a(19) =0a(20) =18669100976a(21) =0a(22) =205667768400a(23) =0a(25) =0a(27) =0a(29) =0a(31) =0a(33) =0a(35) =0