Logo

A049898 formatted as a simple table:

n a(n)
1 1
2 1
3 4
4 5
5 10
6 20
7 40
8 77
9 153
10 310
11 620
12 1237
13 2473
14 4941
15 9872
16 19724
17 39411
18 78898
19 157796
20 315589
21 631177
22 1262349
23 2524688
24 5049356
25 10098675
26 20197274
27 40394391
28 80788472
29 161576327
30 323151418
31 646300368
32 1292595805

[1,1,4,5,10,20,40,77,153,310,620,1237,2473,4941,
 9872,19724,39411,78898,157796,315589,631177,
 1262349,2524688,5049356,10098675,20197274,
 40394391,80788472,161576327,323151418,646300368,
 1292595805]

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