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A035726
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Coordination sequence for 31-dimensional cubic lattice.
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1
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1, 62, 1922, 39742, 616962, 7674174, 79711106, 711494206, 5573863426, 38951110206, 245955974018, 1418166398270, 7532156369410, 37122578868030, 170856126160770, 738378223150142, 3010714725097474, 11631763900193854
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OFFSET
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0,2
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LINKS
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J. H. Conway and N. J. A. Sloane, Low-Dimensional Lattices VII: Coordination Sequences, Proc. Royal Soc. London, A453 (1997), 2369-2389 (pdf).
Index entries for linear recurrences with constant coefficients, signature (31, -465, 4495, -31465, 169911, -736281, 2629575, -7888725, 20160075, -44352165, 84672315, -141120525, 206253075, -265182525, 300540195, -300540195, 265182525, -206253075, 141120525, -84672315, 44352165, -20160075, 7888725, -2629575, 736281, -169911, 31465, -4495, 465, -31, 1).
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FORMULA
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G.f.: ((1+x)/(1-x))^31.
n*a(n) = 62*a(n-1) + (n-2)*a(n-2) for n > 1. - Seiichi Manyama, Aug 23 2018
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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Joan Serra-Sagrista (jserra(AT)ccd.uab.es)
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EXTENSIONS
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STATUS
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approved
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