login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A120079 Unsigned row sums of triangle A120078. 1
1, 7, 68, 279, 7056, 7100, 349200, 1400175, 12622400, 12637296, 118881 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..11.

FORMULA

a(n)=sum(abs(A120078(n,k)),k=1..n), n>=1.

CROSSREFS

Signed row sums conjectured to be A027451(n), which als appears in the denominator of o.g.f.s. G(x, n) given in A120078 as numbers A(n).

Sequence in context: A182127 A093170 A294664 * A297502 A087567 A328046

Adjacent sequences:  A120076 A120077 A120078 * A120080 A120081 A120082

KEYWORD

nonn,easy

AUTHOR

Wolfdieter Lang, Jul 20 2006

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 9 06:59 EDT 2020. Contains 333344 sequences. (Running on oeis4.)