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A078286
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Least nontrivial multiple of the n-th prime beginning with 2.
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8
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20, 21, 20, 21, 22, 26, 204, 209, 207, 203, 217, 222, 205, 215, 235, 212, 236, 244, 201, 213, 219, 237, 249, 267, 291, 202, 206, 214, 218, 226, 254, 262, 274, 278, 298, 2114, 2041, 2119, 2004, 2076, 2148, 2172, 2101, 2123, 2167, 2189, 2110, 2007, 2043, 2061
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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f[n_] := Block[{k = 2, m = n}, While[ IntegerDigits[k*m][[1]] != 2, k++ ]; k*m]; Table[ f[ Prime[n]], {n, 1, 55}]
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CROSSREFS
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KEYWORD
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base,easy,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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