Logo

A131552 formatted as a simple table:

n a(n)
1 4
2 19
3 93
4 334
5 841
6 3404
7 7271
8 7720
9 44152
10 406774

[4,19,93,334,841,3404,7271,7720,44152,406774]

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 7 08:40 EST 2009. Contains 170430 sequences.


AT&T Labs Research