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A108944 Minimal square k^2 such that sum of the n-th twin prime pair plus k^2 is a square. 2
1, 4, 1, 0, 4, 16, 1, 0, 196, 9, 400, 100, 1, 16, 4, 169, 4, 36, 1936, 1, 529, 1, 36, 100, 400, 16, 25, 10000, 10816, 49, 144, 17956, 25, 400, 0, 169, 961, 16, 2500, 25, 0, 676, 3844, 784, 100, 64, 169, 121, 400, 49, 3025, 9, 17689, 78400, 400, 20449, 100, 96100, 361 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

FORMULA

a(n) = A108945(n) - A001359(n) - A006512(n).

CROSSREFS

Cf. A001359, A006512, A108943, A108945.

Sequence in context: A094918 A110146 A126217 * A117377 A046784 A011349

Adjacent sequences:  A108941 A108942 A108943 * A108945 A108946 A108947

KEYWORD

nonn

AUTHOR

Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Jul 21 2005

EXTENSIONS

Edited and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Jul 25 2005

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Last modified February 14 10:43 EST 2012. Contains 205614 sequences.