OFFSET
1,1
COMMENTS
See Ban et al. (2012) for precise definition.
LINKS
Jung-Chao Ban, Wen-Guei Hu, and Song-Sun Lin, Pattern generation problems arising in multiplicative integer systems, arXiv preprint arXiv:1207.7154 [math.DS], 2012-2013.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Dec 23 2012
STATUS
approved