Voozh

A101444

Numbers k such that (9973*k + 10007) is a prime.

0, 14, 32, 42, 48, 98, 104, 108, 120, 122, 132, 180, 204, 210, 224, 228, 230, 264, 278, 300, 302, 308, 318, 342, 344, 348, 350, 374, 384, 402, 410, 414, 428, 438, 444, 462, 470, 500, 522, 540, 564, 602, 614, 638, 644, 672, 678, 692, 698, 714, 720, 740, 782

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

COMMENTS

Note that 9973 is the largest four-digit prime and 10007 is the smallest five-digit prime.

LINKS

Daniel Starodubtsev, Table of n, a(n) for n = 1..10000

EXAMPLE

If k=14 then 9973*14 + 10007 = 149629 (prime).

If k=32 then 9973*32 + 10007 = 329143 (prime).

If k=42 then 9973*42 + 10007 = 428873 (prime).

MATHEMATICA