cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

Showing 1-1 of 1 results.

A192720 High-water marks of A062357: record values of prime(n)-n*(prime(n+1)-prime(n)).

Original entry on oeis.org

1, 3, 9, 15, 25, 31, 49, 51, 71, 79, 97, 105, 107, 129, 135, 155, 161, 183, 209, 257, 265, 283, 325, 361, 381, 391, 409, 419, 529, 537, 539, 561, 577, 677, 685, 697, 705, 727, 771, 827, 865, 871, 877, 889, 977, 991
Offset: 1

Views

Author

Andrea Raffetti, Jul 08 2011

Keywords

Comments

The numbers in the sequence are generated in correspondence of twin primes. I.e. a(n)=-A(062357(k)) where k is such as p(k) is the lowest of a pair of twin primes. The sequence seems to have a good linear approximation with something like 11^2*n^2-10*11^4.

Crossrefs

Cf. A000040, A001223, A062357.
Showing 1-1 of 1 results.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.