**G.f. (1+x^2-x^3+4x^4-3x^5+2x^6)/((x^5-x^4+2x^3+x+1)(x-1)(x+1)^2).**

*1, 2, 5, 11, 26, 53, 104, 198, 375, 700, 1299, 2401, 4432, 8167, 15038*

*2 seqfan posts*

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

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