OFFSET
0,1
LINKS
Lars Blomberg & Hans Havermann, komets & planits (250 kometary path fragments)
Hans Havermann, A Recreational Endeavour
FORMULA
a(0) = 2; a(n) = a(n-1)-th term in Kimberling's sequence A006852.
CROSSREFS
KEYWORD
nonn,nice
AUTHOR
STATUS
approved