A167438 Positive integers c such that c^2 = a + b and a^2 + b^2 = m^4 for some coprime positive integers a, b, m.

2372159, 17999572487701067948161, 437825148963391521638828389137484882137402791039, 34168080993535113552180464917346868292958739991398355562578195440360113112814117057

Offset

1,1

Comments

Corresponding values of m are given in A166930.

Subsequence of A167437 which does not restrict a, b to positive integers.

Terms 5..8 found. - Gerry Martens, Jan 15 2019

Links

Gerry Martens, Table of n, a(n) for n = 1..13

Crossrefs

Cf. A166929, A166930, A167437.

Sequence in context: A187016 A237487 A236484 * A251388 A185853 A232413

Adjacent sequences: A167435 A167436 A167437 * A167439 A167440 A167441

Keyword

nonn

Author

Max Alekseyev, Nov 03 2009

Status

approved