A124658 Even numbers k such that if a person is born in year k and lives not more than 100 years, then he never celebrates his prime birthday on a prime year.

5246, 5888, 7702, 7954, 9952, 9974, 10342, 10532, 11986, 12176, 12688, 13528, 14968, 15178, 15832, 16766, 18692, 18748, 18804, 19106, 20822, 21928, 22486, 22826, 22886, 24260, 24272, 24596, 24868, 25678, 25708, 26966, 27134, 27146

Offset

1,1

Comments

For odd years, if a man is born on an odd year, his not being able to celebrate his prime birthday on a prime year is equivalent to the year of birth being an odd composite minus 2: A007921 Numbers that are not the difference of two primes.

Links

Table of n, a(n) for n=1..34.

Crossrefs

Cf. A007921.

Sequence in context: A235296 A260176 A093182 * A256745 A206165 A206379

Adjacent sequences: A124655 A124656 A124657 * A124659 A124660 A124661

Keyword

nonn

Author

Tanya Khovanova, Dec 22 2006

Status

approved