Number of unbiased (balanced) free polyiamonds with 2n cells.

A359526

Number of unbiased (balanced) free polyiamonds with 2n cells.

Terms

    a(0) =1a(1) =2a(2) =10a(3) =44a(4) =283a(5) =1922a(6) =14163a(7) =107771a(8) =841846

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