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.

A139290 2^(2p - 1)/4, where p is prime.

Table of values

n a(n)
1 2
2 8
3 128
4 2048
5 524288
6 8388608
7 2147483648
8 34359738368
9 8796093022208
10 36028797018963968
11 576460752303423488
12 2361183241434822606848
13 604462909807314587353088
14 9671406556917033397649408

List of values

[2, 8, 128, 2048, 524288, 8388608, 2147483648, 34359738368, 8796093022208, 36028797018963968, 576460752303423488, 2361183241434822606848, 604462909807314587353088, 9671406556917033397649408]

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

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