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A152030

a(n)=n^6-n^5-n^4-n^3-n^2-n.

0, -4, 2, 366, 2732, 11720, 37326, 98042, 224696, 465012, 888890, 1594406, 2714532, 4424576, 6950342, 10577010, 15658736, 22628972, 32011506, 44432222, 60631580, 81477816, 107980862, 141306986, 182794152, 233968100, 296559146, 372519702

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

Table of n, a(n) for n=1..28.

Index entries for linear recurrences with constant coefficients, signature (7,-21,35,-35,21,-7,1).

FORMULA

G.f.: -2*x^2*(x^5+36*x^4+176*x^3+134*x^2+15*x-2)/(x-1)^7. [Colin Barker, Nov 05 2012]

MATHEMATICA

lst={}; Do[AppendTo[lst, n^6-n^5-n^4-n^3-n^2-n], {n, 0, 5!}]; lst

CROSSREFS

Sequence in context: A273148 A276342 A350725 * A072349 A016518 A118202

Adjacent sequences: A152027 A152028 A152029 * A152031 A152032 A152033

KEYWORD

sign,easy

AUTHOR

Vladimir Joseph Stephan Orlovsky, Nov 20 2008

STATUS

approved

URL: https://oeis.org/A152030

⇱ A152030 - OEIS