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 1-2 of 2 results.

A204813 Primes followed by a gap of 256 = nextprime(p)-p.

Original entry on oeis.org

1872851947, 2362150363, 2394261637, 2880755131, 2891509333, 3353981623, 3512569873, 3727051753, 3847458487, 4008610423, 4486630573, 4541745583, 4755895531, 4837532347, 5227869607, 5389475977, 6201260587, 6229685347, 6952228483, 7325665111, 7414468513
Offset: 1

Views

Author

M. F. Hasler, Jan 19 2012

Keywords

Crossrefs

Programs

  • PARI
    list_gaps(g=256,f,N=25,p=0)=for(c=1,N,while(g+p!=p=nextprime(p+1),);if(f,write(f".txt",c" ",p-g),print1(", "p-g)))

Extensions

a(8)-a(21) from Washington Bomfim

A351431 Primes followed by a gap of 512.

Original entry on oeis.org

1999066711391, 2636673539579, 3122297178449, 4233023119991, 4235725694999, 4858710857681, 5400576157877, 5444462267039, 5677577653031, 7020864564479, 7183460847791, 7193762869919, 7347344126141, 7400390925491, 7810943851019, 7889498850089, 7918641256541, 8389062763121
Offset: 1

Views

Author

Keywords

Crossrefs

Primes followed by power-of-two gaps: A001359 (2), A029710 (4), A031926 (8), A031934 (16), A126784 (32), A204670 (64), A204812 (128), A204813 (256), this sequence (512).
Showing 1-2 of 2 results.