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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.

A068533 a(n) = (11^(2^n)-1)/2^(n+2)/15.

Table of values

n a(n)
1 1
2 61
3 446581
4 47864301941221
5 1099675872153778794555007944901
6 1160915542845287082257685451398396234242229540362376748831753861
7 2587631803429953767431812922335511171298614788064511166728057883038770884444505265048062877435638536484571643805442456022573810181

List of values

[1, 61, 446581, 47864301941221, 1099675872153778794555007944901, 1160915542845287082257685451398396234242229540362376748831753861, 2587631803429953767431812922335511171298614788064511166728057883038770884444505265048062877435638536484571643805442456022573810181]

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

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