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Three-dimensional polyknights, identifying rotations but not reflections.
2

%I #5 May 30 2023 07:51:15

%S 1,1,16,346,10611,360098,12864217

%N Three-dimensional polyknights, identifying rotations but not reflections.

%C The 24 neighborhood vectors are [0, +-1, +-2] (four choices of signs) and its six permutations.

%C Identifying reflections as well gives A363382.

%Y Cf. A363383 (fixed 3D polyknights).

%K nonn,hard,more

%O 1,3

%A _Joerg Arndt_ and _Márk Péter Légrádi_, May 30 2023