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!)

A140169 as a triangular array

1
21
432
87102
161534124
32319846324
6463258144156368
128127642402600192888
2562551358104420047925609616
5125113586258260962796270465622416
102410238194616817356

A140169 as a square array

12481632641282565121024
1371531631272555111023
2103498258642135835868194
21246144402104425826168
4321566002004609617356
4361927922796
8885602704
896656
16224
16

A140169 as an upper right triangle

12481632641282565121024
1371531631272555111023
2103498258642135835868194
21246144402104425826168
4321566002004609617356
4361927922796
8885602704
896656
16224
16

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 23 08:33 EDT 2024. Contains 371905 sequences. (Running on oeis4.)