#N    (0,0)    (1,1)    (2,1)
#- -------- -------- --------
 5       35       47       35
 6       95      125       95
 7      242      325      242
 8      641      853      641
 9     1673     2227     1673
10     4393     5865     4393
11    11511    15335    11511
12    30283    40391    30283
13    79374   105855    79374
14   208982   278705   208982
15   548441   731541   548441