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A175605 a(n) = concatenation of n^3 with itself. 3
11, 88, 2727, 6464, 125125, 216216, 343343, 512512, 729729, 10001000, 13311331, 17281728, 21972197, 27442744, 33753375, 40964096, 49134913, 58325832, 68596859, 80008000, 92619261, 1064810648, 1216712167, 1382413824, 1562515625 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

EXAMPLE

Concatenation 1 and 1=11; 8 and 8=88; 27 and 27=2727; etc.

MATHEMATICA

Table[FromDigits[Join[IntegerDigits[n^3], IntegerDigits[n^3]]], {n, 40}] (* Vincenzo Librandi, Jan 01 2015 *)

PROG

(MAGMA) [Seqint(Intseq(n^3) cat Intseq(n^3)): n in [1..40]]; // Vincenzo Librandi, Jan 01 2015

CROSSREFS

Cf. A020338.

Sequence in context: A224179 A037601 A037706 * A162576 A142166 A140719

Adjacent sequences:  A175602 A175603 A175604 * A175606 A175607 A175608

KEYWORD

nonn,base

AUTHOR

Vincenzo Librandi, Nov 15 2010

STATUS

approved

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Last modified March 19 17:21 EDT 2019. Contains 321330 sequences. (Running on oeis4.)