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!)

A169623 as a triangular array

1
11
111
1221
12321
135531
1367631
1491313941
14101619161041
1514263535261451
151530455145301551
16204575969675452061

A169623 as a square array

111111111111
11223344556
12356910141520
12571316263045
1361319354575
13916355196
1410264596
14143075
151545
1520
16
1

A169623 as an upper right triangle

111111111111
11223344556
12356910141520
12571316263045
1361319354575
13916355196
1410264596
14143075
151545
1520
16
1

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 May 17 05:02 EDT 2024. Contains 372579 sequences. (Running on oeis4.)