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A117619
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a(n) = n^2 + 7.
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3
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7, 8, 11, 16, 23, 32, 43, 56, 71, 88, 107, 128, 151, 176, 203, 232, 263, 296, 331, 368, 407, 448, 491, 536, 583, 632, 683, 736, 791, 848, 907, 968, 1031, 1096, 1163, 1232, 1303, 1376, 1451, 1528, 1607, 1688, 1771, 1856, 1943, 2032, 2123, 2216, 2311, 2408
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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FORMULA
| a(n) = a(n-1)+2*n-1 (with a(0)=7). [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Nov 13 2010]
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EXAMPLE
| If n=1 then n^2 + 7 = 1^2 + 7 = 8 which is the second term.
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MATHEMATICA
| Table[n^2 + 7, {n, 0, 60}] - Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Apr 08 2006
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PROG
| (Other) sage: [lucas_number1(3, n, -7) for n in xrange(0, 50)] # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 16 2009]
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CROSSREFS
| Cf. A117951, A117950.
Sequence in context: A090385 A145826 A102963 * A098731 A105740 A050796
Adjacent sequences: A117616 A117617 A117618 * A117620 A117621 A117622
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KEYWORD
| nonn,less
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AUTHOR
| Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Apr 07 2006
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EXTENSIONS
| More terms from Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Apr 08 2006
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