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A005493 formatted as a simple table:

n a(n)
0 1
1 3
2 10
3 37
4 151
5 674
6 3263
7 17007
8 94828
9 562595
10 3535027
11 23430840
12 163254885
13 1192059223
14 9097183602
15 72384727657
16 599211936355
17 5150665398898
18 45891416030315
19 423145657921379
20 4031845922290572
21 39645290116637023
22 401806863439720943

[1,3,10,37,151,674,3263,17007,94828,562595,
 3535027,23430840,163254885,1192059223,9097183602,
 72384727657,599211936355,5150665398898,
 45891416030315,423145657921379,4031845922290572,
 39645290116637023,401806863439720943]

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.


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