A273919
Number of 9-tuples of primes in arithmetic progression less than 10^n.
Original entry on oeis.org
0, 0, 0, 3, 57, 984, 22551
Offset: 1
The least 9-tuple is {199, 409, 619, 829, 1039, 1249, 1459, 1669, 1879}, which is also the beginning of the least 10-tuple. This explains a(n)=0 for n<4.
Cf.
A113827 (prime beginning minimal n-tuple of primes in AP).
Cf.
A005115,
A115608,
A115609,
A115610,
A115611,
A115612,
A115613,
A273920,
A273921,
A273922,
A273923.
A273920
Number of 10-tuples of primes in arithmetic progression less than 10^n.
Original entry on oeis.org
0, 0, 0, 1, 5, 145, 2969
Offset: 1
The least 10-tuple is {199, 409, 619, 829, 1039, 1249, 1459, 1669, 1879, 2089}, which explains a(4)=1 (and a(n)=0 for n<4).
Cf.
A113827 (prime beginning minimal n-tuple of primes in AP).
Cf.
A005115,
A115608,
A115609,
A115610,
A115611,
A115612,
A115613,
A273919,
A273921,
A273922,
A273923.
A273921
Number of 11-tuples of primes in arithmetic progression less than 10^n.
Original entry on oeis.org
0, 0, 0, 0, 0, 15, 253, 5561
Offset: 1
The least 11-tuple is {110437, 124297, 138157, 152017, 165877, 179737, 193597, 207457, 221317, 235177, 249037} (this is also the beginning of the least 12-tuple). This is one of the 15 11-tuples corresponding to a(6)=15.
Cf.
A113827 (prime beginning minimal n-tuple of primes in AP).
Cf.
A005115,
A093364,
A115608,
A115609,
A115610,
A115611,
A115612,
A115613,
A273919,
A273920,
A273922,
A273923.
A273922
Number of 12-tuples of primes in arithmetic progression less than 10^n.
Original entry on oeis.org
0, 0, 0, 0, 0, 6, 42, 715
Offset: 1
The least 12-tuple is {110437, 124297, 138157, 152017, 165877, 179737, 193597, 207457, 221317, 235177, 249037, 262897}.
Cf.
A113827 (prime beginning minimal n-tuple of primes in AP).
Cf.
A005115,
A093364,
A115608,
A115609,
A115610,
A115611,
A115612,
A115613,
A273919,
A273920,
A273921,
A273923.
A273923
Number of 13-tuples of primes in arithmetic progression less than 10^n.
Original entry on oeis.org
0, 0, 0, 0, 0, 1, 3, 52
Offset: 1
The least 13-tuple is {4943, 65003, 125063, 185123, 245183, 305243, 365303, 425363, 485423, 545483, 605543, 665603, 725663}.
Cf.
A113827 (prime beginning minimal n-tuple of primes in AP).
Cf.
A005115,
A093364,
A115608,
A115609,
A115610,
A115611,
A115612,
A115613,
A273919,
A273920,
A273921,
A273922.
Showing 1-5 of 5 results.