Logo

A123346 formatted as a triangular array:

1
2 1
5 3 2
15 10 7 5
52 37 27 20 15
203 151 114 87 67 52
877 674 523 409 322 255 203
4140 3263 2589 2066 1657 1335 1080 877
21147 17007 13744 11155 9089 7432 6097 5017 4140

A123346 formatted as a square array:

1 2 5 15 52 203 877 4140 21147
1 3 10 37 151 674 3263 17007
2 7 27 114 523 2589 13744
5 20 87 409 2066 11155
15 67 322 1657 9089
52 255 1335 7432
203 1080 6097
877 5017
4140

A123346 formatted as an upper right triangle:

1 2 5 15 52 203 877 4140 21147
1 3 10 37 151 674 3263 17007
2 7 27 114 523 2589 13744
5 20 87 409 2066 11155
15 67 322 1657 9089
52 255 1335 7432
203 1080 6097
877 5017
4140

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 4 08:07 EST 2009. Contains 170310 sequences.


AT&T Labs Research