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A050764 Numbers of form k^k (for values of k see A050763) containing no pair of consecutive equal digits (probably finite). 1
1, 4, 27, 256, 3125, 823543, 387420489, 437893890380859375, 39346408075296537575424 (list; graph; refs; listen; history; text; internal format)
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

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Last modified July 24 06:56 EDT 2021. Contains 346273 sequences. (Running on oeis4.)