A160470 Third right hand column of triangles A094665 and A083061

4, 147, 4095, 107415, 2837835, 77567490, 2219186970, 66782365650, 2117393828550, 70731036701325, 2487181536464625, 91943495971952625, 3567666639475063125, 145075480675658032500, 6172232487370191742500

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: A246961 A331868 A180375 * A350985 A269136 A226073

Adjacent sequences: A160467 A160468 A160469 * A160471 A160472 A160473

Keyword

easy,nonn

Author

Johannes W. Meijer, May 24 2009

Status

approved