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A001475 formatted as a simple table:

n a(n)
1 1
2 2
3 5
4 13
5 38
6 116
7 382
8 1310
9 4748
10 17848
11 70076
12 284252
13 1195240
14 5174768
15 23103368
16 105899656
17 498656912
18 2404850720
19 11879332048
20 59976346448

[1,2,5,13,38,116,382,1310,4748,17848,70076,284252,
 1195240,5174768,23103368,105899656,498656912,
 2404850720,11879332048,59976346448]

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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