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.

A139095 Fibonacci numbers whose sum of proper divisors is also a Fibonacci number.

Table of values

n a(n)
1 1
2 1
3 2
4 3
5 5
6 13
7 89
8 233
9 1597
10 28657
11 514229
12 433494437
13 2971215073
14 99194853094755497
15 1066340417491710595814572169
16 19134702400093278081449423917
17 475420437734698220747368027166749382927701417016557193662268716376935476241

List of values

[1, 1, 2, 3, 5, 13, 89, 233, 1597, 28657, 514229, 433494437, 2971215073, 99194853094755497, 1066340417491710595814572169, 19134702400093278081449423917, 475420437734698220747368027166749382927701417016557193662268716376935476241]

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

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