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Search: id:A131983
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| 0, 2, 23, 24, 25, 2346, 2369, 24510, 2346812, 23561015, 234691218, 23468121624, 234561012152030, 234671214212842, 235691015183045, 2345681012152024304060, 2346781214212428425684, 23456910121518203036456090
(list; graph; listen)
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OFFSET
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1,2
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PROGRAM
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(PARI) {map(n) = local(d); d=divisors(n); if(#d<3, 0, d[1]=""; eval(concat(vecextract(d, concat("..", #d-1)))))} {m=200; r=-1; for(n=1, m, if(r<(a=map(n)), r=a; print1(r, ", ")))}
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CROSSREFS
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Cf. A106708, A131984 (where records occur).
Sequence in context: A128365 A016837 A084323 this_sequence A105813 A086557 A042797
Adjacent sequences: A131980 A131981 A131982 this_sequence A131984 A131985 A131986
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KEYWORD
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nonn,base
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AUTHOR
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Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Aug 05 2007
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