A104329 Primes which are the reverse concatenation of four consecutive prime numbers.

59534743, 157151149139, 251241239233, 337331317313, 359353349347, 401397389383, 521509503499, 613607601599, 661659653647, 757751743739, 1093109110871069, 1151112911231117, 1229122312171213, 1439143314291427

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Example

The first term is 59534743 which is a prime and is the reverse concatenation of 43,47,53 and 59 which are four consecutive prime numbers.

Mathematica

Select[FromDigits[Flatten[IntegerDigits/@Reverse[#]]]&/@Partition[ Prime[ Range[300]], 4, 1], PrimeQ] (* Harvey P. Dale, Nov 13 2021 *)

Crossrefs

Sequence in context: A269925 A288281 A238355 * A104333 A106807 A213354

Adjacent sequences: A104326 A104327 A104328 * A104330 A104331 A104332

Keyword

base,nonn

Author

Shyam Sunder Gupta, Apr 17 2005

Status

approved