A082464 Numbers k such that A072181(k) - 1 is prime.

3, 4, 5, 6, 7, 8, 27

Offset

1,1

Comments

a(8), if it exists, is greater than 67. - Michael S. Branicky, Dec 23 2024

Links

Table of n, a(n) for n=1..7.

Crossrefs

Cf. A072181, A082463.

Sequence in context: A378080 A085627 A057825 * A037349 A037350 A014615

Adjacent sequences: A082461 A082462 A082463 * A082465 A082466 A082467

Keyword

nonn,hard,more

Author

Naohiro Nomoto, Apr 26 2003

Status

approved