A053648 Scan decimal expansion of Mersenne primes (A000668), recording all primes seen.

3, 7, 31, 2, 127, 19, 191, 8191, 13, 71, 107, 131, 131071, 5, 524287, 47, 83, 647, 2147483647, 23, 43, 5843, 13693, 4300921, 5843009, 584300921, 2305843009, 5843009213, 30584300921, 43009213693, 2305843009213693951, 11, 37, 61, 89, 97, 137, 211, 269, 449, 2111

Offset

1,1

Links

Table of n, a(n) for n=1..41.

Example

19 and 191 are found in the Mersenne prime 8191.

Crossrefs

Cf. A000668.

Sequence in context: A110505 A354518 A009128 * A138862 A080173 A023266

Adjacent sequences: A053645 A053646 A053647 * A053649 A053650 A053651

Keyword

nonn,base,less

Author

Enoch Haga, Feb 19 2000

Extensions

Missing a(27) inserted and more terms from Sean A. Irvine, Jan 04 2022

Status

approved