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A153257 a(n)=n^3-(n+1)^2. 5
-1, -3, -1, 11, 39, 89, 167, 279, 431, 629, 879, 1187, 1559, 2001, 2519, 3119, 3807, 4589, 5471, 6459, 7559, 8777, 10119, 11591, 13199, 14949, 16847, 18899, 21111, 23489, 26039, 28767, 31679, 34781, 38079, 41579, 45287, 49209, 53351, 57719 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..40.

MATHEMATICA

a[n_]:=n^3-(n+1)^2; lst={}; Do[AppendTo[lst, a[n]], {n, 0, 5!}]; lst

CROSSREFS

Cf. A045991, A081437, A069778

Sequence in context: A199577 A228534 A119908 * A002185 A002589 A048522

Adjacent sequences:  A153254 A153255 A153256 * A153258 A153259 A153260

KEYWORD

sign

AUTHOR

Vladimir Joseph Stephan Orlovsky, Dec 22 2008

STATUS

approved

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Last modified February 21 21:41 EST 2018. Contains 299427 sequences. (Running on oeis4.)