A085332 - OEIS

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A085332

Prime powers that are sums of two positive cubes.

2

2, 9, 16, 128, 243, 1024, 6561, 8192, 65536, 177147, 524288, 4194304, 4782969, 33554432, 129140163, 268435456, 2147483648, 3486784401, 17179869184, 94143178827, 137438953472, 1099511627776, 2541865828329, 8796093022208, 68630377364883, 70368744177664, 562949953421312

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..27.

FORMULA

Solutions z to z=p^m=x^3+y^3, x, y>0.

EXAMPLE

1024=8^3+8^3 or 243=27+216.

CROSSREFS

Sequence in context: A045661 A369647 A078707 * A204424 A062981 A069622

Adjacent sequences: A085329 A085330 A085331 * A085333 A085334 A085335

KEYWORD

nonn

AUTHOR

Labos Elemer, Jul 07 2003

EXTENSIONS

Corrected description and more terms from Ray Chandler, Jul 20 2003

a(24)-a(27) from Donovan Johnson, May 27 2011

STATUS

approved