A160471 Fourth right hand column of triangles A094665 and A083061.

34, 2370, 111705, 4579575, 178378200, 6873506640, 267565948650, 10644585301350, 435650179214250, 18411603581621250, 805168495577320875, 36472461710322763125, 1711907729642450340000, 83253368434295609550000

Offset

0,1

Links

Table of n, a(n) for n=0..13.

Formula

a(n+1) = ((70*n^4+1407*n^3+10520*n^2+34707*n+42660)*a(n))/(35*n^3+336*n^2+913*n +612) with a(0) = 34.

Crossrefs

Equals fourth right hand column of the triangles A094665 and A083061. Other right hand columns are A001147, A001880, A160470 and A160472.

Sequence in context: A335090 A242177 A187591 * A252709 A138590 A387980

Adjacent sequences: A160468 A160469 A160470 * A160472 A160473 A160474

Keyword

easy,nonn

Author

Johannes W. Meijer, May 24 2009

Status

approved