A104303 Primes which are the reverse concatenation of four consecutive square numbers.
576529484441, 7056688967246561, 34596342253385633489, 49284488414840047961, 202500201601200704199809, 230400229441228484227529, 260100259081258064257049, 389376388129386884385641, 527076525625524176522729, 553536552049550564549081, 599076597529595984594441
Offset: 1
Examples
The first term is 576529484441 which is a prime and is the reverse concatenation of 441, 484, 529 and 576 which are four consecutive square numbers.
Links
- Amiram Eldar, Table of n, a(n) for n = 1..10000 (terms 1..1000 from Harvey P. Dale)
Programs
-
Mathematica
Select[FromDigits[Flatten[IntegerDigits/@#]]&/@(Reverse/@Partition[ Range[ 1000]^2,4,1]),PrimeQ] (* Harvey P. Dale, Sep 07 2020 *)