OFFSET
1,2
LINKS
Robert Israel, Table of n, a(n) for n = 1..10000
EXAMPLE
a(3) = 41 is a term because A337145(41) = det(1097, 883; 877, 967) = 286408 = 8*35801 and 35801 is prime.
MAPLE
R:= NULL:
count:= 0:
L:= [-7, -5, -3, -1]:
for k from 1 while count < 100 do
for i from 1 to 4 do
for x from L[i]+8 by 8 do until isprime(x);
L[i]:= x;
od;
v:= abs(L[1]*L[4]-L[2]*L[3])/8;
if isprime(v) then count:= count+1; R:= R, k; fi
od:
R;
CROSSREFS
KEYWORD
nonn
AUTHOR
J. M. Bergot and Robert Israel, Jan 27 2021
STATUS
approved