OFFSET
1,1
COMMENTS
All terms must be odd numbers. - Harvey P. Dale, Jul 02 2019
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
FORMULA
a(n) = SQRT(A110015(n)).
MATHEMATICA
Select[Range[1, 500, 2], PrimeQ[(#^2-7)/6]&] (* Harvey P. Dale, Jul 02 2019 *)
PROG
(PARI) is(n)=isprime((n^2-7)/6) \\ Charles R Greathouse IV, Feb 20 2017
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Giovanni Teofilatto, Sep 03 2005
EXTENSIONS
Corrected and extended by Ray Chandler, Sep 04 2005
STATUS
approved