Number of free linear polycubes of size n, identifying rotations and reflections and avoiding neighbors at [0,0,+-2], [0,+-2,0], and [+-2,0,0].
A363203
Number of free linear polycubes of size n, identifying rotations and reflections and avoiding neighbors at [0,0,+-2], [0,+-2,0], and [+-2,0,0].
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =4a(5) =9a(6) =20a(7) =51a(8) =128a(9) =338a(10) =882a(11) =2350a(12) =6238a(13) =16693a(14) =44561a(15) =119339a(16) =319104a(17) =854420a(18) =2285357
External references
- oeis: A363203