A046928 Smaller of twin prime pairs in consecutively larger seas of composite numbers.

3, 5, 11, 71, 29, 191, 137, 659, 419, 809, 4721, 3119, 1667, 521, 1151, 1931, 4547, 1949, 6449, 19181, 10529, 12071, 46769, 10037, 28277, 16139, 14591, 20807, 90437, 10007, 40637, 28349, 35729, 48731, 329801, 135977, 86627, 121787

Offset

1,1

Links

Table of n, a(n) for n=1..38.

Example

The pair (3,5) is in a sea _,3-5,6 consisting of a single composite number; the pair (5,7) is in a sea 4,5-7,8,9,10 with 4 composites; (11,13) in a sea 8,9,10,11-13,14,15,16 of 6 composites; etc.

Crossrefs

Sequence in context: A058029 A206640 A182354 * A089070 A232536 A168040

Adjacent sequences: A046925 A046926 A046927 * A046929 A046930 A046931

Keyword

nonn

Author

David W. Wilson

Status

approved