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A111134 Numbers of the form p^(p^k-1) (p prime, k>=0). 0
1, 2, 8, 9, 128, 625, 6561, 32768, 117649, 2147483648, 25937424601, 2541865828329, 23298085122481, 59604644775390625, 9223372036854775808, 48661191875666868481, 104127350297911241532841 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

The refactorable prime powers A000961.

LINKS

Table of n, a(n) for n=1..17.

CROSSREFS

The sequence forms a subsequence of the refactorable numbers A033950; on the other hand A036878 is a subsequence.

Sequence in context: A301281 A091793 A109351 * A036898 A053372 A088155

Adjacent sequences:  A111131 A111132 A111133 * A111135 A111136 A111137

KEYWORD

nonn

AUTHOR

Franz Vrabec, Oct 17 2005

EXTENSIONS

More terms from Robert G. Wilson v, Oct 21 2005

STATUS

approved

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Last modified August 18 13:12 EDT 2019. Contains 326100 sequences. (Running on oeis4.)