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1, 2, 4, 7, 31, 41, 761, 1076, 5556, 10092, 3638892, 3650442, 482652042, 496551642, 539602650, 1178115525, 20923968003525, 20925873907525, 6423299579635525, 6423418373678893, 6491526825518893, 11027299390478893, 1124011755076998158893, 1124011800169644507643
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OFFSET
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1,2
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COMMENTS
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A119619(n) = Product_{d|n} pxi(d), where pxi(m) is the product of totatives of m (A001783).
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LINKS
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FORMULA
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PROG
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(Magma) [&+[&*[&*[h: h in [1..d] | GCD(h, d) eq 1]: d in Divisors(k)]: k in [1..n]]: n in [1..100]]
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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