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Search: id:A066649
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A066649 Primes of the form a^2 + b^3 with a, b > 0. +0
7
2, 5, 17, 31, 37, 43, 73, 89, 101, 113, 127, 197, 223, 233, 241, 257, 269, 283, 337, 347, 353, 359, 379, 401, 443, 449, 487, 521, 577, 593, 599, 677, 701, 733, 743, 811, 827, 829, 919, 953, 1009, 1019, 1049, 1051, 1097, 1129, 1153, 1213, 1289, 1297, 1361 (list; graph; listen)
OFFSET

1,1

EXAMPLE

A000040(26) = 101 = 10^2 + 1^3, therefore 101 is a term.

A000040(51) = a(13) = 233 = 225 + 8 = 15^2 + 2^3.

CROSSREFS

Cf. A055394, A066650.

Cf. A000040, A078393, A078390.

Sequence in context: A019353 A106882 A101009 this_sequence A075345 A045705 A125822

Adjacent sequences: A066646 A066647 A066648 this_sequence A066650 A066651 A066652

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Dec 17 2001

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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