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A132165
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Alternating row sums of triangle A134141 (S1p(7)).
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2
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1, 6, 36, 174, -174, -26076, -596616, -10334556, -143486244, -1157102136, 19891298736, 1443409042536, 52915941558936, 1542313273333104, 37123741709607456, 635436136388469744, -1073509544497887216, -801332217409556182176, -51221481393025808800704
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OFFSET
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1,2
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LINKS
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FORMULA
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a(n)= sum(A134141(n,m)*(-1)^(m-1),m=1..n),n>=1.
E.g.f.: 1 - exp(-(1-(1-x)^6)/(6*(1-x)^6)). Cf. e.g.f. first column of A134141.
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CROSSREFS
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KEYWORD
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sign,easy
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AUTHOR
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STATUS
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approved
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