Number of free linear polycubes of size n, identifying rotations and reflections.

A363202

Number of free linear polycubes of size n, identifying rotations and reflections.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =4a(4) =12a(5) =34a(6) =125a(7) =450a(8) =1780a(9) =7021a(10) =28521a(11) =115553a(12) =472578a(13) =1927634a(14) =7890893a(15) =32221475a(16) =131812746a(17) =538059836a(18) =2198986587a(19) =8970624060a(20) =36628143111a(21) =149328243327a(22) =609238673619

External references