A281496 Numbers n such that the decimal representation of the Elias delta code of n is a palindromic prime.

133, 18279, 19279, 24279, 25279, 30379, 263213, 323213, 333213, 374213, 384213, 404213, 33907213, 35117213, 37037213, 37237213, 37537213, 39757213, 41377213, 42088213, 42188213, 43498213, 43598213, 45518213, 46328213, 47138213, 48958213, 49258213, 49658213, 51478213, 51989213, 52289213, 54109213, 55019213, 58049213

Offset: 1

Author

Indranil Ghosh, Jan 23 2017

Keywords

• nonn
• base

Comments

Numbers n such that A003188(n) is in A002385.

a(n) is always odd.

Examples

			133 is in the sequence because the decimal representation of its Elias delta code is 14341 which is both prime and palindromic.
18279 is in the sequence because the decimal representation of its Elias delta code is 1951591 and 1951591 is both prime and palindromic.
		

Links

• Indranil Ghosh, Table of n, a(n) for n = 1..100
• Indranil Ghosh, Python program to generate the sequence

Crossrefs

Cf. A002385, A281225, A281382.