OFFSET
1,3
COMMENTS
tau(k) < tau(k+1) < ... < tau(k+n-1).
a(11) > 10^12. - Donovan Johnson, Oct 13 2009
a(11) > 10^13. - Giovanni Resta, Jul 25 2013
a(13) > 2.64*10^15. - Jud McCranie, Mar 27 2019
EXAMPLE
a(3) = 61 = a(4) as tau(61) = 2 < tau(62) = 4 < tau(63) = 6 < tau(64) = 7.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Amarnath Murthy, Sep 02 2002
EXTENSIONS
More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 19 2003
a(7)-a(10) from Donovan Johnson, Oct 13 2009
a(11)-a(12) from Jud McCranie, Mar 27 2019
STATUS
approved