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A370152
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Column 2 of triangle A370040.
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4
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1, 0, 18, -19, 185, -294, 1463, -2715, 9648, -19005, 55413, -111069, 284560, -568913, 1331790, -2630648, 5761619, -11195907, 23296840, -44461191, 88813155, -166422196, 321471340, -591712017, 1111195198, -2010602744, 3685487712, -6561391792, 11775930023, -20647946256, 36371943075
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OFFSET
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3,3
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COMMENTS
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The g.f. of triangle A370040, F(x,y), satisfies Sum_{n=-oo..+oo} (-1)^n * (x^n + y*F(x,y))^n = 1 + (y+2)*Sum_{n>=1} (-1)^n * x^(n^2).
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LINKS
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FORMULA
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CROSSREFS
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KEYWORD
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sign
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AUTHOR
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STATUS
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approved
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