OFFSET
1,1
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..431 (terms below 10^1000; terms 1..300 from T. D. Noe)
Benny Lim, Prime Numbers Generated From Highly Composite Numbers, Parabola Magazine, volume 54, issue 3, 2018.
FORMULA
EXAMPLE
13 is a term because it is a prime such that 13-1=12 is a highly composite number.
CROSSREFS
KEYWORD
nonn
AUTHOR
Shyam Sunder Gupta, Jul 21 2002
STATUS
approved