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Search: id:A146003
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| A146003 |
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Number of n X n binary arrays symmetric under 90 degree rotation with all ones connected only in a 3X3 plus 2,1 2,2 2,3 1,2 3,2. |
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| 1, 1, 2, 1, 2, 1, 7, 6, 19, 15, 82, 92, 528, 627, 4309, 6489, 53016, 91030, 867823, 1786877, 20390977, 49468143, 661574922, 1894696908, 30092058825, 102088443564, 1912895752719, 7656903764168, 169685780823556
(list; graph; listen)
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