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A139222
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a(n) = 30*n - 27.
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10
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3, 33, 63, 93, 123, 153, 183, 213, 243, 273, 303, 333, 363, 393, 423, 453, 483, 513, 543, 573, 603, 633, 663, 693, 723, 753, 783, 813, 843, 873, 903, 933, 963, 993, 1023, 1053, 1083, 1113, 1143, 1173, 1203, 1233, 1263, 1293, 1323, 1353, 1383, 1413, 1443, 1473
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OFFSET
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1,1
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COMMENTS
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Multiples of 3 with the units digit equal to 3.
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LINKS
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FORMULA
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a(n) = a(n-1) + 30.
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MATHEMATICA
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30*Range[50]-27 (* or *) NestList[30+#&, 3, 50] (* Harvey P. Dale, Mar 27 2021 *)
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PROG
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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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EXTENSIONS
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STATUS
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approved
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