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A227646 Perfect powers equal to the sum of 5 factorial numbers. 2
8, 9, 16, 25, 32, 36, 125, 128, 144, 216, 243, 289, 729, 1444, 1681, 2304, 3600, 5832, 45369, 121104, 363609, 7257636, 11289600, 6234681600 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(25), if it exists, is larger than 10^100.

LINKS

Table of n, a(n) for n=1..24.

Giovanni Resta, Decompositions of a(1)-a(24)

EXAMPLE

5832 = 18^3 = 4! + 4! + 4! + 6! + 7!.

CROSSREFS

Cf. A114377, A227644-A227651.

Sequence in context: A227648 A192636 A265731 * A145820 A227647 A175053

Adjacent sequences:  A227643 A227644 A227645 * A227647 A227648 A227649

KEYWORD

nonn

AUTHOR

Giovanni Resta, Jul 19 2013

STATUS

approved

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Last modified June 25 10:10 EDT 2019. Contains 324351 sequences. (Running on oeis4.)