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.

A357918 Odd numbers that can be written as phi(k) + d(k) for more than one k, where phi(k) = A000010(k) is Euler's totient function and d(k) = A000005(k) is the number of divisors of k.

Table of values

n a(n)
1 2061
2 4131
3 36981
4 78765
5 14054589
6 889978059
7 110543990589

List of values

[2061, 4131, 36981, 78765, 14054589, 889978059, 110543990589]

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

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