login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A219421 as a simple table

n a(n)
1 1
2 2
3 1
4 4
5 7
6 1
7 7
8 20
9 21
10 1
11 12
12 57
13 93
14 65
15 1
16 21
17 160
18 453
19 436
20 200
21 1
22 37
23 454
24 2121
25 3617
26 2043
27 616
28 1
29 65
30 1292
31 9926
32 28154
33 28888
34 9573
35 1897
36 1
37 114
38 3676
39 46776
40 218838
41 372560
42 230726
43 44857
44 5842
45 1
46 200
47 10452
48 220655
49 1709703
50 4775307

[1,2,1,4,7,1,7,20,21,1,12,57,93,65,1,21,160,453,
 436,200,1,37,454,2121,3617,2043,616,1,65,1292,
 9926,28154,28888,9573,1897,1,114,3676,46776,
 218838,372560,230726,44857,5842,1,200,10452,
 220655,1709703,4775307]

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 07:38 EDT 2024. Contains 371782 sequences. (Running on oeis4.)