A384173 - cp's OEIS frontend

A384173 Number of Hamiltonian paths from NW to SW corners in an n X n grid reduced for symmetry, i.e., where reflection about the x-axis is not counted as distinct.

n	a(n)
1	1
2	1
3	1
4	5
5	43
6	897
7	44209
8	4467927
9	1043906917
10	506673590576
11	555799435739334
12	1284472450789974196
13	6625529679919810063544
14	72597408139909172033687226
15	1762085630816152820582838187465
16	91326629994353561722347679614188407

[1, 1, 1, 5, 43, 897, 44209, 4467927, 1043906917, 506673590576, 555799435739334, 1284472450789974196, 6625529679919810063544, 72597408139909172033687226, 1762085630816152820582838187465, 91326629994353561722347679614188407]

cp's OEIS Frontend

A384173 Number of Hamiltonian paths from NW to SW corners in an n X n grid reduced for symmetry, i.e., where reflection about the x-axis is not counted as distinct.

Table of values

List of values