

A050764


Numbers of form k^k (for values of k see A050763) containing no pair of consecutive equal digits (probably finite).


1




OFFSET

1,2


LINKS

Table of n, a(n) for n=1..9.


MATHEMATICA

Select[Table[k^k, {k, 20}], FreeQ[Differences[IntegerDigits[#]], 0]&] (* Harvey P. Dale, Aug 23 2019 *)


CROSSREFS

Cf. A043096, A000312, A050763, A049329.
Sequence in context: A177885 A086783 A301742 * A302108 A240582 A338693
Adjacent sequences: A050761 A050762 A050763 * A050765 A050766 A050767


KEYWORD

nonn,base


AUTHOR

Patrick De Geest, Sep 15 1999


EXTENSIONS

Since this is a list, it has offset 1 and does not contain any repeated terms.  N. J. A. Sloane, Aug 24 2019


STATUS

approved



