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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.

A056207 Number of binary trees of height <= n.

Table of values

n a(n)
1 3
2 24
3 675
4 458328
5 210066388899
6 44127887745906175987800
7 1947270476915296449559703445493848930452791203
8 3791862310265926082868235028027893277370233152247388584761734150717768254410341175325352024

List of values

[3, 24, 675, 458328, 210066388899, 44127887745906175987800, 1947270476915296449559703445493848930452791203, 3791862310265926082868235028027893277370233152247388584761734150717768254410341175325352024]

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

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