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.

A218662 Hilltop maps: number of nX7 binary arrays indicating the locations of corresponding elements not exceeded by any king-move neighbor in a random 0..1 nX7 array.

Table of values

n a(n)
1 57
2 13905
3 1560161
4 193349025
5 24176619049
6 3004025019009
7 373654052856545
8 46478887982679329
9 5781165979795708377
10 719085383719049449649
11 89442819441859188818049
12 11125261930001197817552385

List of values

[57, 13905, 1560161, 193349025, 24176619049, 3004025019009, 373654052856545, 46478887982679329, 5781165979795708377, 719085383719049449649, 89442819441859188818049, 11125261930001197817552385]

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

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