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Search: id:A091342
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| A091342 |
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Given (1) f(h,j,a) = ( [ ((a/gcd(a,h)) / gcd(j+1,(a/gcd(a,h)))) * (h(j+1)) ] - [ ((a/gcd(a,h)) / gcd(j+1,(a/gcd(a,h)))) * (ja) ] ) / a then let (2) a(h) = d(h,j) = lcm( f(h,j,1) ... f(h,j,h) ). |
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+0 4
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| 1, 3, 10, 105, 252, 2310, 25740, 45045, 680680, 11639628, 10581480, 223092870, 1029659400, 2868336900, 77636318760, 4512611027925, 4247163320400, 4011209802600, 140603459396400, 133573286426580, 5215718803323600
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