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A365366
Number of free 4-dimensional polyhypercubes with n cells, allowing corner-, edge-, face-, and 3-face-connections.
15
1, 4, 30, 835, 43828
OFFSET
1,2
CROSSREFS
Connections |
(0 = corner, 1 = edge, | Polyhypercubes in dimension
2 = face, 3 = 3-face) | 2 3 4
-----------------------+----------------------------
3 | A068870
0 3 | A365360
1 3 | A365361
01 3 | A365362
23 | A365363
0 23 | A365364
123 | A365365
0123 | A365366
*There is a one-to-one correspondence between corner-connected and edge-connected 2-dimensional polyominoes, but see A364928.
154th row of A366766.
Sequence in context: A162128 A337969 A234566 * A201974 A376765 A221250
KEYWORD
nonn,hard,more
AUTHOR
STATUS
approved