OFFSET
1,2
COMMENTS
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 1..150
FORMULA
Row sums of triangle A133544. - Gary W. Adamson, Sep 14 2007
EXAMPLE
Array begins
1 3 9 26 73 194 ...
.2 6 17 47 121 ...
. 4 11 30 74 ...
.. 7 19 44 ...
... 12 25 ...
.... 13 ...
PROG
CROSSREFS
KEYWORD
nice,nonn,easy
AUTHOR
Jonas Wallgren, Jul 30 2000
EXTENSIONS
More terms from Rob Speer (rob(AT)twcny.rr.com) and Loren Merritt, Aug 14 2000
STATUS
approved