**A symmetrical triangle based on the transpose and anti-diagonal of: t(n,q)=(Sum[(1 + (-1)^n)*(1 + Sqrt[q])^m, {m, 1, n}] + Sum[(1 + (-1)^n)*(1 - Sqrt[q])^m, {m, 1, n}])/4**

*6, 19, 19, 68, 56, 68, 261, 211, 211, 261, 1030, 1044, 654, 1044, 1030, 4103, 5819*

*1 seqfan posts*

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

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