The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
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!)

A221310 as a simple table

n a(n)
1 1
2 2
3 3
4 6
5 30
6 660
7 810
8 2130
9 2550
10 3330
11 3390
12 5850
13 6270
14 10530
15 33180
16 41610
17 44130
18 53550
19 55440
20 57330
21 63840
22 65100
23 70380
24 70980
25 72270
26 74100
27 74760
28 78780
29 80670
30 81930
31 87540
32 93240
33 102300
34 115470
35 124770
36 133980
37 136950
38 156420
39 161460
40 168450

[1,2,3,6,30,660,810,2130,2550,3330,3390,5850,6270,
 10530,33180,41610,44130,53550,55440,57330,63840,
 65100,70380,70980,72270,74100,74760,78780,80670,
 81930,87540,93240,102300,115470,124770,133980,
 136950,156420,161460,168450]

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 June 7 22:01 EDT 2024. Contains 373206 sequences. (Running on oeis4.)