|
| |
|
|
A127859
|
|
a(n)=r(A127858(n)) where A127858 is the sequence of positive integers with the property that r(n^2)=r(n)^2 and where r if the cyclic replacement map of the digits d of n in base 12 defined by d->d+1 if d<11 and d->0 if d=11.
|
|
6
| | |
|
|
|
OFFSET
| 1,1
|
|
|
COMMENTS
| In base 12 the sequence is 7, 67, 667, 6667, 66667, 666667, 6666667, 66666667, 666666667, 6666666667.
|
|
|
EXAMPLE
| a(2)=66 since, in base 12, 66=56, r(56)=67 and r(56^2)=r(2630)=3741=67^2.
In base 12, a(2)=r(A127858(2))=r(56)=67. In base 10, 67 is 79.
|
|
|
CROSSREFS
| Cf. A117755, A127856, A127857, A127858, A127860, A127861.
Cf. A117755, A127856, A127857, A127858, A127860, A127861.
Sequence in context: A036950 A127890 A198973 * A014293 A176792 A186377
Adjacent sequences: A127856 A127857 A127858 * A127860 A127861 A127862
|
|
|
KEYWORD
| fini,nonn,base
|
|
|
AUTHOR
| Walter A. Kehowski (wkehowski(AT)cox.net), Feb 04 2007
|
| |
|
|
