A239459 Concatenation of n^3 and n.
11, 82, 273, 644, 1255, 2166, 3437, 5128, 7299, 100010, 133111, 172812, 219713, 274414, 337515, 409616, 491317, 583218, 685919, 800020, 926121, 1064822, 1216723, 1382424, 1562525, 1757626, 1968327, 2195228, 2438929, 2700030, 2979131, 3276832, 3593733
Offset: 1
Examples
a(13) = 219713 because 2197 = 13^3 and 13 = 13^1.
Links
- Vincenzo Librandi, Table of n, a(n) for n = 1..1000
Programs
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Mathematica
Table[ToExpression[ToString[n^3]<>ToString[n]],{n,1,30}] (* Vaclav Kotesovec, Mar 24 2014 *) Table[n^3*10^IntegerLength[n]+n,{n,40}] (* Harvey P. Dale, Sep 07 2020 *)
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PARI
vector(100, n, eval(Str(n^3, n)))
Comments