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Search: id:A154818
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A154818 Numbers n such that n^4 contains every digit exactly twice. +0
3
69636, 70215, 77058, 80892 (list; graph; listen)
OFFSET

1,1

COMMENT

77058^4=35259076387041812496, which contains 2 of each digit 0-9. There are just 4 terms

CROSSREFS

Cf. A054038 A074205 A154532 A154566

Sequence in context: A052195 A089218 A053075 this_sequence A116502 A043600 A043858

Adjacent sequences: A154815 A154816 A154817 this_sequence A154819 A154820 A154821

KEYWORD

base,easy,nonn,fini,full

AUTHOR

Zhining Yang (northwolves(AT)163.com), Jan 15 2009

EXTENSIONS

Keywords fini and full added - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jan 17 2009

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Last modified December 5 20:25 EST 2009. Contains 170428 sequences.


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