[seqfan] Numbers of the form: prime(n)^n - primorial (n-1)

David Sycamore djsycamore at yahoo.co.uk
Sun May 20 01:34:32 CEST 2018

These numbers are always odd and sometimes prime. 

So far I find (without computer):

1, 7, 119, 2371, 160841, 4824499, 410308643, 16983052531

And n such that the number is prime:
2,4,5 (searched only up to n=8, can’t go further without code). 

Would someone like to try and find more terms?



Sent from my iPhone

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