

A094224


Number of digits in the least ntransposable number.


2




OFFSET

2,1


COMMENTS

A ktransposable number, where 2<=k<=9, is one which is equal to k times the number whose digits are a cyclic permutation of its leftmost digit to the right.


REFERENCES

P. Tougne, "Jeux MathÃ©matiques", Prob. 8, pp. 104 and 107 Aug. 1982 issue of Pour La Science (French edition of 'Scientific American'), Paris.


LINKS

Table of n, a(n) for n=2..9.


EXAMPLE

We have the a(4)=6digit 4transposable number 410256=4*102564, and the a(5)=6digit 5transposable number 714285=5*142857.


CROSSREFS

Cf. A092697 (value of the least ntransposable number).
Sequence in context: A138336 A166630 A154920 * A128858 A141782 A093648
Adjacent sequences: A094221 A094222 A094223 * A094225 A094226 A094227


KEYWORD

fini,full,nonn,base


AUTHOR

Lekraj Beedassy, May 28 2004


EXTENSIONS

Incorrect comments and program removed by Alois P. Heinz, Feb 18 2020


STATUS

approved



