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Search: id:A022153
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| A022153 |
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Coordination sequence for root lattice B_11. |
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+0
4
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| 1, 242, 11242, 210474, 2224178, 15804866, 83999962, 358159802, 1285951458, 4025098770, 11267030346, 28752157898, 67886298898, 150029971938, 313233102138, 622431249242, 1184409984450, 2169185665330
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OFFSET
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0,2
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REFERENCES
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R. Bacher, P. de la Harpe and B. Venkov, Series de croissance et series d'Ehrhart associees aux reseaux de racines, C. R. Acad. Sci. Paris, 325 (Series 1) (1997), 1137-1142.
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FORMULA
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a(0)=1, a(n) = ( 16296*x^10 - 40520*x^9 + 422820*x^8 - 772320*x^7 + 3019968*x^6 - 3688440*x^5 + 6425580*x^4 - 4306480*x^3 + 2872836*x^2 - 547740*x + 28350 ) / 14175. - Ralf Stephan, Apr 28 2004
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CROSSREFS
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Sequence in context: A070284 A006601 A035748 this_sequence A013472 A013478 A055554
Adjacent sequences: A022150 A022151 A022152 this_sequence A022154 A022155 A022156
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KEYWORD
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nonn
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AUTHOR
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mbaake(AT)sunelc3.tphys.physik.uni-tuebingen.de (Michael Baake)
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