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Search: id:A071979
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| 1, 3, 7, 11, 18, 25, 43, 51, 67, 81, 104, 119, 152, 167, 199, 227, 258, 277, 330, 351, 400, 437, 484, 509, 578, 609, 667, 709, 772, 803, 914, 947, 1010, 1065, 1136, 1187, 1292, 1331, 1411, 1477, 1574, 1619, 1764, 1809, 1906, 1989, 2084, 2135, 2276, 2333
(list; graph; listen)
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OFFSET
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1,2
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MATHEMATICA
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a = {1}; k = 2; Do[i = 1; While[i < n + 1, If[ GCD[k, n] == 1, a = Append[a, k]; i++ ]; k++ ], {n, 2, 55}]; Table[ a[[n(n - 1)/2 + 1]], {n, 1, 55}]
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CROSSREFS
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Sequence in context: A063437 A049792 A062851 this_sequence A097748 A049645 A167181
Adjacent sequences: A071976 A071977 A071978 this_sequence A071980 A071981 A071982
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KEYWORD
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nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jun 18 2002
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EXTENSIONS
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Edited by Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 28 2002
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