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.

A247240 Numbers such that A059248(k), the numerator of Sum_{i=1..k} 1/Fibonacci(i), is not equal to A250744(k), the denominator of the harmonic mean of the first k positive Fibonacci numbers.

Table of values

n a(n)
1 2
2 7
3 35
4 245
5 485
6 12914

List of values

[2, 7, 35, 245, 485, 12914]

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

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