OFFSET
1,2
EXAMPLE
4*0=0. 6*1=6. 8*4=32. 9*6=54. 10*8=80.
CROSSREFS
KEYWORD
nonn
AUTHOR
Juri-Stepan Gerasimov, Jun 20 2009
EXTENSIONS
106 replaced by 108, R. J. Mathar, Aug 27 2009
STATUS
approved