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A108945 Squares equal to the sum of the n-th twin prime pair and minimal square k^2. 2
9, 16, 25, 36, 64, 100, 121, 144, 400, 225, 676, 400, 361, 400, 400, 625, 484, 576, 2500, 625, 1225, 841, 900, 1024, 1444, 1156, 1225, 11236, 12100, 1369, 1764, 19600, 1681, 2116, 1764, 2209, 3025, 2116, 4624, 2209, 2304, 3136, 6400, 3364, 2704, 2704, 3025 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

a(n) = A001359(n) + A006512(n) + A108944(n).

EXAMPLE

a(1) = 9 because 3+5+1=9;

a(2) = 16 because 5+7+4=16;

a(3) = 25 because 11+13+1=25;

a(4) = 36 because 17+19+0=36.

CROSSREFS

Cf. A001359, A006512, A108943, A108944.

Sequence in context: A076093 A085585 A026062 * A177430 A092941 A075393

Adjacent sequences:  A108942 A108943 A108944 * A108946 A108947 A108948

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 15 13:16 EST 2012. Contains 205794 sequences.