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Search: id:A064305
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| 1, 1430, 95235, 1338790, 9137549, 41260086, 142648495, 409186310, 1022586105, 2298558934, 4750427771, 9170347110, 16730290885, 29104970870, 48618847719, 78419396806, 122678791025, 186826162710
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OFFSET
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0,2
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FORMULA
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a(n)= 1+7*n+27*n^2+75*n^3+165*n^4+297*n^5+429*n^6+429*n^7. Eighth row polynomial (n=7) of Catalan triangle A009766.
G.f.: (1+1422*x+83823*x^2+616894*x^3+1013799*x^4+412698*x^5+33337*x^6+186*x^7)/(1-x)^8.
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CROSSREFS
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A064304 (eighth diagonal).
Sequence in context: A094230 A060364 A124087 this_sequence A147695 A151996 A114083
Adjacent sequences: A064302 A064303 A064304 this_sequence A064306 A064307 A064308
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KEYWORD
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nonn,easy
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AUTHOR
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Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), Sep 13 2001
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