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A057444 For the numbers k that can be expressed as k = w + x = y*z with w*x = y^2 + z^2 where w, x, y, and z are all positive integers, this sequence gives the corresponding values of w*x. 1
18, 45, 234, 261, 1530, 10413, 7605, 1746, 71298, 7794, 488610, 257085, 11925, 3348909, 338949, 22953690, 8732061, 1687626, 340245, 81693, 157326858, 264618, 1078334253, 296631765, 1694970, 75533706, 15802146, 559890, 7391012850, 376282629, 15811029, 10076746725 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..32.

CROSSREFS

Cf. A057373.

Sequence in context: A124388 A179896 A075284 * A130414 A108642 A250784

Adjacent sequences: A057441 A057442 A057443 * A057445 A057446 A057447

KEYWORD

nonn

AUTHOR

Naohiro Nomoto, Sep 24 2000

EXTENSIONS

New name and more terms from Jinyuan Wang, May 02 2021

STATUS

approved

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Last modified February 4 07:13 EST 2023. Contains 360046 sequences. (Running on oeis4.)