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Search: id:A027693
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A027693 Numbers of form n^2 + (n+8). +0
3
8, 10, 14, 20, 28, 38, 50, 64, 80, 98, 118, 140, 164, 190, 218, 248, 280, 314, 350, 388, 428, 470, 514, 560, 608, 658, 710, 764, 820, 878, 938, 1000, 1064, 1130, 1198, 1268, 1340, 1414, 1490, 1568, 1648, 1730, 1814, 1900, 1988, 2078, 2170 (list; graph; listen)
OFFSET

1,1

COMMENT

Except for the first term, a(n)=2*n+a(n-1), (with a(1)=10) [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Oct 23 2009]

LINKS

P. De Geest, Palindromic Quasi_Over_Squares of the form n^2+(n+X)

MAPLE

with (combinat):seq(fibonacci(3, n)+n+7, n=0..46); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jun 07 2008

CROSSREFS

Cf. A002522.

Adjacent sequences: A027690 A027691 A027692 this_sequence A027694 A027695 A027696

Sequence in context: A060864 A087695 A134321 this_sequence A100718 A063190 A101763

KEYWORD

nonn,new

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com)

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Last modified November 3 12:59 EST 2009. Contains 165766 sequences.


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