A095970 If p(k) is the k-th prime, then the n-th set of 3 consecutive cousin prime pairs starts at p(a(n)).
4, 25, 27, 147, 149, 151, 247, 1037, 1276, 1828, 1830, 1866, 1868, 2198, 3021, 4012, 4558, 5543, 6879, 7381, 10805, 12701, 17461, 18136, 18202, 18814, 18816, 19121, 19448, 20033, 20035, 20562, 20887, 21051, 22491, 26397, 26399, 27139, 30837
Offset: 1
Keywords
Examples
a(7)=247: p(247)=1567 and p(248)=1571, the first cousin prime pair; p(249)=1579 and p(250)=1583, the second cousin prime pair; p(251)=1597 and p(252)=1601, the third cousin prime pair.