OFFSET
1,1
COMMENTS
Motivated by a question from Franklin T. Adams-Watters, cf. link.
LINKS
M. F. Hasler, Table of n, a(n) for n = 1..101
Franklin T. Adams-Watters, Number times reversal, SeqFan list, Jan 07 2012
EXAMPLE
PROG
(PARI) seen=dupe=[]; for(n=0, 999999, setsearch(seen, t=A061205(n)) | !(seen=setunion(seen, Set(t))) | next; setsearch(dupe, t) & (print1(n", ")|next); dupe=setunion(dupe, Set(t)))
CROSSREFS
KEYWORD
nonn,base
AUTHOR
M. F. Hasler, Jan 07 2012
EXTENSIONS
a(8)-a(44) from Donovan Johnson, Jan 07 2012
STATUS
approved