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A051760 Numbers that are simultaneously a sum of distinct factorials and of the form a^b with b >= 3. 4
1, 8, 27, 32, 128, 729 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..6.

EXAMPLE

0! + 1! + 3! = 2! + 3! = 2^3; 1! + 2! + 4! = 3^3; 2! + 3! + 4! = 0! + 1! + 3! + 4! = 2^5; 0! + 1! + 3! + 5! = 2! + 3! + 5! = 2^7; 1! + 2! + 3! + 6! = 3^6 (= 27^2).

CROSSREFS

Cf. A025494, A051761.

Sequence in context: A116002 A097054 A056824 * A213519 A066215 A086213

Adjacent sequences:  A051757 A051758 A051759 * A051761 A051762 A051763

KEYWORD

nonn

AUTHOR

Paul.Jobling(AT)WhiteCross.com Thu Aug 10 07:10:41 2000

STATUS

approved

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Last modified September 25 16:16 EDT 2017. Contains 292499 sequences.