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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.

A184670 Number of (n+1)X7 0..3 arrays with no 2X2 subblock summing to less than 6.

Table of values

n a(n)
1 27278035
2 117938741095
3 402221585928132
4 1498459859767029015
5 5429971895805945122143
6 19869188673828370548366580
7 72469574283521150229737165516
8 264615725211389828099780842721919

List of values

[27278035, 117938741095, 402221585928132, 1498459859767029015, 5429971895805945122143, 19869188673828370548366580, 72469574283521150229737165516, 264615725211389828099780842721919]

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

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