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.

A074774 a(n) = A005148(n)/8^(b(n)-1) where b(n) denotes the number of 1's in the binary representation of n.

Table of values

n a(n)
1 1
2 47
3 311
4 138799
5 997057
6 58404025
7 433380445
8 1662803271215
9 12555303421685
10 762968405786159
11 5823841814857247
12 2856558096376330937
13 21966969165793217071
14 1355329065202645937843
15 10478887384420274295559

List of values

[1, 47, 311, 138799, 997057, 58404025, 433380445, 1662803271215, 12555303421685, 762968405786159, 5823841814857247, 2856558096376330937, 21966969165793217071, 1355329065202645937843, 10478887384420274295559]

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

Content is available under The OEIS End-User License Agreement.