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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.

A027880 a(n) = Product_{i=1..n} (12^i - 1).

Table of values

n a(n)
0 1
1 11
2 1573
3 2716571
4 56328099685
5 14016177372718235
6 41852067359921313500005
7 1499635200191700040518673659035
8 644815685260091508353787979063721364325
9 3327107302821620489265827570792988872583047378075

List of values

[1, 11, 1573, 2716571, 56328099685, 14016177372718235, 41852067359921313500005, 1499635200191700040518673659035, 644815685260091508353787979063721364325, 3327107302821620489265827570792988872583047378075]

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

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