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A096398 Numbers n such that 0= #{ 1<=i<=n : k(n,i)=-1 } where k(n,i) is the Kronecker symbol. +0
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1, 2, 4, 6, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324, 361, 400, 441, 484, 529, 576, 625, 676, 729, 784, 841, 900, 961, 1024, 1089, 1156, 1225, 1296, 1369, 1444, 1521, 1600, 1681, 1764, 1849, 1936, 2025, 2116, 2209, 2304, 2401 (list; graph; listen)
OFFSET

1,2

COMMENT

contains all squares.

CROSSREFS

Cf. A000010, A051953.

Sequence in context: A006498 A074677 A101756 this_sequence A110538 A098787 A079143

Adjacent sequences: A096395 A096396 A096397 this_sequence A096399 A096400 A096401

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Aug 06 2004

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.


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