OFFSET
1,1
COMMENTS
Primes in A135641.
Primes whose structure of digits represents a convex function or a convex object. In the graphic representation the points are connected by imaginary line segments from left to right.
See A246033 for a different notion of "convex prime". - N. J. A. Sloane, Jul 25 2017
LINKS
Rémy Sigrist, Table of n, a(n) for n = 1..10000
Rémy Sigrist, PARI program for A167844
PROG
(PARI) \\ See Links section.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Omar E. Pol, Nov 13 2009
EXTENSIONS
More terms from Rémy Sigrist, Dec 15 2018
STATUS
approved