Logo

A156464 formatted as a simple table:

n a(n)
1 1
2 2
3 2
4 7
5 19
6 1430
7 9131
8 1559914
9 17481322
10 4701559354
11 99812199364
12 42194032310078

[1,2,2,7,19,1430,9131,1559914,17481322,4701559354,
 99812199364,42194032310078]

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 1 19:22 EST 2009. Contains 167811 sequences.


AT&T Labs Research