A117155 - OEIS

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A117155

List of smaller members p of the prime pairs (p,q) mentioned in A117300.

2, 11, 17, 29, 41, 59, 71, 1009, 1087, 1093, 1213, 1279, 1297, 1303, 1423, 1429, 1447, 1483, 1489, 1549, 1567, 1579, 1597, 1609, 1663, 1693, 1783, 1867, 1873, 1993, 1999, 2083, 2137, 2203, 2239, 2269, 2293, 2347, 2377, 2389, 2437, 2473, 2539, 2617, 2659

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

OFFSET

1,1

COMMENTS

Smaller of pair of n-digit primes with difference n.

LINKS

Table of n, a(n) for n=1..45.

EXAMPLE

17 is in the sequence because (1) it is a 2-digit prime number, (2) the next 2-digit prime number is 19 and (3) 19-17=2.

1009 is in the sequence because (1) it is a 4-digit prime number, (2) the next 4-digit prime number is 1013 and (3) 1013-1009=4.

CROSSREFS

Cf. A117300.