References to A006156

Number of ternary squarefree words of length n.
1, 3, 6, 12, 18, 30, 42, 60, 78, 108, 144, 204, 264, 342, 456, 618, 798, 1044, 1392


4 seqfan posts

Sat Jul 28 02:37:17 CEST 2012    [seqfan] Re: Sequence needing more terms, A6156, squarefree ternary words
Fri Jul 27 21:49:59 CEST 2012    [seqfan] Re: Sequence needing more terms, A6156, squarefree ternary words
Fri Jul 27 20:50:46 CEST 2012    [seqfan] Re: Sequence needing more terms, A6156, squarefree ternary words
Fri Jul 27 18:44:04 CEST 2012    [seqfan] Sequence needing more terms, A6156, squarefree ternary words

Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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