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A104303 Primes which are the reverse concatenation of four consecutive square numbers. 4
576529484441, 7056688967246561, 34596342253385633489, 49284488414840047961, 202500201601200704199809, 230400229441228484227529, 260100259081258064257049, 389376388129386884385641 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
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.
MATHEMATICA
Select[FromDigits[Flatten[IntegerDigits/@#]]&/@(Reverse/@Partition[ Range[ 1000]^2, 4, 1]), PrimeQ] (* Harvey P. Dale, Sep 07 2020 *)
CROSSREFS
Sequence in context: A255578 A239921 A250867 * A306500 A306891 A297006
KEYWORD
base,nonn
AUTHOR
Shyam Sunder Gupta, Apr 17 2005
STATUS
approved

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Last modified March 28 14:38 EDT 2024. Contains 371254 sequences. (Running on oeis4.)