cp's OEIS Frontend

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.

A305782 Number of set partitions of [n] with alternating parity of elements and exactly eight blocks.

Table of values

n a(n)
8 1
9 8
10 48
11 254
12 1284
13 6456
14 31559
15 155828
16 747046
17 3633393
18 17131855
19 82235382
20 382314833
21 1814891650
22 8339187411
23 39220306016
24 178502457056
25 832998001071
26 3762499165935
27 17443657250690
28 78322897989851
29 361141330169264
30 1614162421290491
31 7409032399939348

List of values

[1, 8, 48, 254, 1284, 6456, 31559, 155828, 747046, 3633393, 17131855, 82235382, 382314833, 1814891650, 8339187411, 39220306016, 178502457056, 832998001071, 3762499165935, 17443657250690, 78322897989851, 361141330169264, 1614162421290491, 7409032399939348]

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

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