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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.

A270769 Total sum of the sizes of all blocks with minimal element 6 in all set partitions of {1,2,...,n}.

Table of values

n a(n)
6 52
7 307
8 1845
9 11437
10 73561
11 492112
12 3426532
13 24825947
14 187018111
15 1463322425
16 11878759787
17 99919924444
18 869876263976
19 7828394233551
20 72744595145117
21 697213288063149
22 6885160707939613
23 69986707107451700
24 731580664064312728
25 7857203170378852079

List of values

[52, 307, 1845, 11437, 73561, 492112, 3426532, 24825947, 187018111, 1463322425, 11878759787, 99919924444, 869876263976, 7828394233551, 72744595145117, 697213288063149, 6885160707939613, 69986707107451700, 731580664064312728, 7857203170378852079]

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

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