OFFSET
1,47
COMMENTS
For the definition of the a056240-type of a prime, see A293652, which also gives the smallest prime of a056240-type k for k = 1, 2, 3, ....
LINKS
Michel Marcus, Table of n, a(n) for n = 1..5001
Michel Marcus, PARI/GP program
PROG
(See link for PARI/GP program)
CROSSREFS
KEYWORD
sign
AUTHOR
N. J. A. Sloane, Mar 10 2018
STATUS
approved