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.

A139685 Number of n X n symmetric binary matrices with no row sum greater than 9.

Table of values

n a(n)
0 1
1 2
2 8
3 64
4 1024
5 32768
6 2097152
7 268435456
8 68719476736
9 35184372088832
10 35680013894626133
11 69256173251646457490
12 241954801784975938299853
13 1412334943658808490059334190
14 12845700351286288760264255058879
15 171982565320546482600201655399505478

List of values

[1, 2, 8, 64, 1024, 32768, 2097152, 268435456, 68719476736, 35184372088832, 35680013894626133, 69256173251646457490, 241954801784975938299853, 1412334943658808490059334190, 12845700351286288760264255058879, 171982565320546482600201655399505478]

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

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