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.

A183077 Numbers of the form 2^p - 1, with p prime, for which each prime divisor has the form 4j + 3.

Table of values

n a(n)
1 3
2 7
3 31
4 127
5 8191
6 131071
7 524287
8 2147483647
9 8796093022207
10 2305843009213693951
11 604462909807314587353087
12 618970019642690137449562111
13 162259276829213363391578010288127
14 170141183460469231731687303715884105727

List of values

[3, 7, 31, 127, 8191, 131071, 524287, 2147483647, 8796093022207, 2305843009213693951, 604462909807314587353087, 618970019642690137449562111, 162259276829213363391578010288127, 170141183460469231731687303715884105727]

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

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