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A160470 Third right hand column of triangles A094665 and A083061 5
4, 147, 4095, 107415, 2837835, 77567490, 2219186970, 66782365650, 2117393828550, 70731036701325, 2487181536464625, 91943495971952625, 3567666639475063125, 145075480675658032500, 6172232487370191742500 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..14.

FORMULA

a(n+1) = (10*n^3+117*n^2+455*n+588)*a(n)/(5*n^2+21*n+16) with a(0) = 4.

CROSSREFS

Equals third right hand column of the triangles A094665 and A083061. Other right hand columns are A001147, A001880, A160471 and A160472.

Sequence in context: A159197 A246961 A180375 * A269136 A226073 A294826

Adjacent sequences:  A160467 A160468 A160469 * A160471 A160472 A160473

KEYWORD

easy,nonn

AUTHOR

Johannes W. Meijer, May 24 2009

STATUS

approved

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Last modified February 19 12:48 EST 2018. Contains 299333 sequences. (Running on oeis4.)