

A114377


Perfect powers equal to the sum of three factorial numbers.


10




OFFSET

1,1


COMMENTS

a(11), if it exists, is larger than 10^100.
a(11), if it exists, is larger than 1024!.  Filip Zaludek, Sep 08 2018


LINKS

Table of n, a(n) for n=1..10.
Giovanni Resta, Decompositions for a(1)a(10)


EXAMPLE

a(1) = 4 because 4 = 1! + 1! + 2!;
a(2) = 8 because 8 = 1! + 1! + 3!;
a(3) = 9 because 9 = 1! + 2! + 3!.


CROSSREFS

Cf. A082875, A227644A227651,
Sequence in context: A168363 A182046 A171468 * A115697 A075783 A098121
Adjacent sequences: A114374 A114375 A114376 * A114378 A114379 A114380


KEYWORD

nonn


AUTHOR

Giovanni Teofilatto, Feb 10 2006


EXTENSIONS

Offset corrected by Arkadiusz Wesolowski, Mar 06 2013
Example corrected by and a(9)a(10) from Giovanni Resta, Jul 19 2013


STATUS

approved



