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A167844 Convex primes. 7
101, 103, 107, 109, 113, 127, 137, 139, 149, 211, 223, 227, 229, 239, 307, 311, 313, 317, 337, 347, 349, 359, 401, 409, 419, 421, 433, 439, 449, 457, 503, 509, 521, 523, 547, 557, 569, 601, 607, 613, 617, 619, 631, 643, 647, 659, 701, 709, 719, 727, 733, 739 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Primes in A135641.

Primes whose structure of digits represent a convex function or a convex object. In the graphic representation the points are connected by imaginary line segments (or line curves) 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

Cf. A134811, A134951, A134971, A135641, A167841, A167842, A167843, A167845, A167846, A167853.

See also A246033.

Sequence in context: A210758 A225082 A131687 * A048528 A164739 A085821

Adjacent sequences:  A167841 A167842 A167843 * A167845 A167846 A167847

KEYWORD

base,nonn

AUTHOR

Omar E. Pol, Nov 13 2009

EXTENSIONS

More terms from Rémy Sigrist, Dec 15 2018

STATUS

approved

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Last modified July 21 04:40 EDT 2019. Contains 325189 sequences. (Running on oeis4.)