OFFSET
1,1
LINKS
Robert Israel, Table of n, a(n) for n = 1..10000
MAPLE
R:= 623456789: count:= 1:
for d from 0 while count < 100 do
for a from 1 to 9 while count < 100 do
for b from 1 to 10^d-1 by 2 while count < 100 do
x:= b + 10^d*(23456789 + 10^8*a);
if isprime(x) then
count:= count+1; R:= R, x;
fi
od od od:
R;
PROG
(Python)
from itertools import count, islice
from sympy import primerange
def A371865_gen(): # generator of terms
for l in count(0):
m = 10**l
for a in range(1, 10):
b = (a*10**8+23456789)*m
yield from primerange(b, b+m)
CROSSREFS
KEYWORD
AUTHOR
Zak Seidov and Robert Israel, Apr 09 2024
EXTENSIONS
a(1) = 623456789 inserted by Christian Sievers, Apr 10 2024
STATUS
approved