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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.

A139229 First differences of perfect numbers A000396, divided by 2.

Table of values

n a(n)
1 11
2 234
3 3816
4 16771104
5 4278159360
6 64424411136
7 1152921435350630400
8 1329227995784915871174424803906945024
9 95780971304118052318168693257235946738152352797163520

List of values

[11, 234, 3816, 16771104, 4278159360, 64424411136, 1152921435350630400, 1329227995784915871174424803906945024, 95780971304118052318168693257235946738152352797163520]

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

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