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.

A123481 Record n for the sequence A006666(n)/log(n), for n > 1; i.e., the n at which the number of steps to 1 for the halving-Collatz iteration divided by log(n) sets a new maximum.

Table of values

n a(n)
1 2
2 3
3 7
4 9
5 27
6 230631
7 626331
8 837799
9 1723519
10 3732423
11 6649279
12 8400511
13 63728127
14 3743559068799
15 100759293214567
16 104899295810901231

List of values

[2, 3, 7, 9, 27, 230631, 626331, 837799, 1723519, 3732423, 6649279, 8400511, 63728127, 3743559068799, 100759293214567, 104899295810901231]

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

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