

A238841


Smallest number m such that u + (sum of base7 digits of u) = m has exactly n solutions.


9




OFFSET

1,2


REFERENCES

Max A. Alekseyev, Donovan Johnson and N. J. A. Sloane, On Kaprekar's Junction Numbers, in preparation, 2017.


LINKS

Table of n, a(n) for n=1..7.
Max Alekseyev, Table of expressions for a(n), for n=1..100


CROSSREFS

Smallest number m such that u + (sum of baseb digits of u) = m has exactly n solutions, for bases 2 through 10: A230303, A230640, A230638, A230867, A238840, A238841, A238842, A238843, A006064.
Sequence in context: A180029 A133129 A103458 * A100310 A124963 A295167
Adjacent sequences: A238838 A238839 A238840 * A238842 A238843 A238844


KEYWORD

nonn,base


AUTHOR

N. J. A. Sloane, Mar 19 2014


STATUS

approved



