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A067495
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Powers of 9 having initial digit 1.
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1
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1, 1853020188851841, 16677181699666569, 150094635296999121, 1350851717672992089, 12157665459056928801, 109418989131512359209, 1824800363140073127359051977856583921, 16423203268260658146231467800709255289, 147808829414345923316083210206383297601
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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MAPLE
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select(x-> "1"=""||x[1], [9^n$n=0..60])[]; # Alois P. Heinz, Oct 22 2018
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MATHEMATICA
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Select[9^Range[0, 50], First[IntegerDigits[#]]==1&] (* Harvey P. Dale, Oct 01 2015 *)
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PROG
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(GAP) Filtered(List([0..40], n->9^n), i->ListOfDigits(i)[1]=1); # Muniru A Asiru, Oct 22 2018
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CROSSREFS
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Cf. A067480, A067481, A067482, A067483, A067484, A067485, A067486, A067487, A067488, A067489, A067490, A067491, A067492, A067493, A067494.
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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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