login
This site is supported by donations to The OEIS Foundation.

 

Logo

Invitation: celebrating 50 years of OEIS, 250000 sequences, and Sloane's 75th, there will be a conference at DIMACS, Rutgers, Oct 9-10 2014.

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

A142048 as a triangular array

1
31
531
74511
91051531
1115759451531
1310395175945911
1531531517325141751891531
174504523648625742528351891531
196891885157657523648625935559451354511
21727476757309575

A142048 as a square array

13579111315171921
134510515751039531531545045689188572747675
1115945175173252364862515765757309575
131594514175742523648625
139189283593555
1115189945
1315135
1345
11
1

A142048 as an upper right triangle

13579111315171921
134510515751039531531545045689188572747675
1115945175173252364862515765757309575
131594514175742523648625
139189283593555
1115189945
1315135
1345
11
1

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

Content is available under The OEIS End-User License Agreement .

Last modified September 1 07:07 EDT 2014. Contains 246288 sequences.