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A179235 Row sums of the irregular triangle A179236. 2
1, 4, 48, 744, 17640, 647280, 29116080 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

The approach used to generate A179235 and A179236 can also be used for A178802 and A049009.

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

A179236 begins

1;

2,2;

6,36,6;

24,192,72,432,24;

120,1200,2400,3600,5400,4800,120;

so this sequence begins 1,4,48,...

CROSSREFS

Cf. A049009, A178802

Sequence in context: A003774 A214819 A211198 * A183204 A328183 A047711

Adjacent sequences:  A179232 A179233 A179234 * A179236 A179237 A179238

KEYWORD

more,nonn

AUTHOR

Alford Arnold, Jul 04 2010

EXTENSIONS

Two more terms from R. J. Mathar, Oct 29 2011

STATUS

approved

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Last modified October 21 12:11 EDT 2019. Contains 328296 sequences. (Running on oeis4.)