OFFSET
1,1
EXAMPLE
n=1: 4+3=7 prime, n=2: 16+3=19 prime,
n=3: 36+5=41 prime, n=10: 400+19=419 prime.
MATHEMATICA
Table[p=3; While[!PrimeQ[4n^2+p], p=NextPrime[p]]; p, {n, 100}]
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, Dec 11 2011
STATUS
approved