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Search: id:A014731
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| A014731 |
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Squares of even Lucas numbers. |
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+0
1
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| 4, 16, 324, 5776, 103684, 1860496, 33385284, 599074576, 10749957124, 192900153616, 3461452808004, 62113250390416, 1114577054219524, 20000273725560976, 358890350005878084, 6440026026380244496
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OFFSET
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0,1
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FORMULA
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Fibonacci(6n+3) - 2*Fibonacci(6n) + 2*(-1)^n. G.f.: 4(-4x^2-13x+1)/[(1+x)(1-18x+x^2)]. - R. Stephan, May 14 2004
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CROSSREFS
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Sequence in context: A067172 A013089 A095956 this_sequence A023114 A067211 A156337
Adjacent sequences: A014728 A014729 A014730 this_sequence A014732 A014733 A014734
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KEYWORD
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nonn,easy
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AUTHOR
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Mohammad K. Azarian (ma3(AT)evansville.edu)
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EXTENSIONS
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More terms from Erich Friedman (erich.friedman(AT)stetson.edu).
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