STATUS
reviewed
approved
reviewed
approved
proposed
reviewed
editing
proposed
editing
proposed
allocated for Ludovic SchwobNumber of polyominoes in which every cell has coprime coordinates.
1, 1, 2, 3, 8, 13, 36, 76, 201, 476, 1218, 2952, 7282, 17566, 42657, 102931, 249119
1,3
For n = 9, the only polyomino from A294151 which does not belong to this sequence is the following, because it has always one cell whose coordinates are both divisible by 3 :
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allocated
nonn,more,hard
Ludovic Schwob, Sep 26 2023
approved
editing
allocated for Ludovic Schwob
allocated
approved