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A181125 Difference of two positive 6th powers. 4
0, 63, 665, 728, 3367, 4032, 4095, 11529, 14896, 15561, 15624, 31031, 42560, 45927, 46592, 46655, 70993, 102024, 113553, 116920, 117585, 117648, 144495, 215488, 246519, 258048, 261415, 262080, 262143, 269297, 413792, 468559, 484785, 515816 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

No term is a prime number.

LINKS

T. D. Noe, Table of n, a(n) for n=1..1000

MATHEMATICA

nn=10^10; p=6; Union[Reap[Do[n=i^p-j^p; If[n<=nn, Sow[n]], {i, Ceiling[(nn/p)^(1/(p-1))]}, {j, i}]][[2, 1]]]

CROSSREFS

Cf. A024352 (squares), A181123 (cubes), A147857 (4th powers), A181124-A181128 (5th to 9th powers).

Cf. A022522 (a subsequence, except its first term). - Mathew Englander, Jun 01 2014

Sequence in context: A179537 A184448 A228262 * A228221 A022522 A152731

Adjacent sequences:  A181122 A181123 A181124 * A181126 A181127 A181128

KEYWORD

nonn

AUTHOR

T. D. Noe, Oct 06 2010

STATUS

approved

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Last modified November 21 09:14 EST 2019. Contains 329362 sequences. (Running on oeis4.)