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!)

A247406 as a simple table

n a(n)
1 0
2 40
3 264
4 1544
5 6216
6 19080
7 49032
8 113896
9 237456
10 466640
11 856512
12 1494696
13 2491584
14 4009888
15 6231576
16 9423824
17 13882728
18 20009088
19 28250184
20 39194656
21 53468496
22 71900744
23 95363904
24 124954128
25 161852112
26 207511288
27 263443896

[0,40,264,1544,6216,19080,49032,113896,237456,
 466640,856512,1494696,2491584,4009888,6231576,
 9423824,13882728,20009088,28250184,39194656,
 53468496,71900744,95363904,124954128,161852112,
 207511288,263443896]

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 February 25 21:07 EST 2024. Contains 370333 sequences. (Running on oeis4.)