A162449 Denominators of the column sums of the LG1 matrix

18, 2700, 992250, 250047000, 68075295750, 253103949598500, 24677635085853750, 40753351656067050000, 1969563638017107451068750, 2619519638562752909921437500, 2910024366479362207631724918750

Offset

2,1

Comments

For the definition of the LG1 matrix coefficients see A162448.

We define the columns sums by cs(n) = sum(LG1[2*m,n], m = 0.. infinity) for n => 2.

Links

Table of n, a(n) for n=2..12.

Formula

a(n) = denom(cs(n)) and numer(cs(n)) = A162448(n).

Crossrefs

See A162448 for the numerators of the column sums.

Sequence in context: A267065 A356204 A243215 * A318297 A001325 A263589

Adjacent sequences: A162446 A162447 A162448 * A162450 A162451 A162452

Keyword

easy,frac,nonn

Author

Johannes W. Meijer, Jul 06 2009

Status

approved