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A148873 formatted as a simple table:

n a(n)
0 1
1 1
2 3
3 8
4 29
5 97
6 354
7 1300
8 5129
9 19092
10 77071
11 302902
12 1224459
13 4889175
14 20230479
15 81922468
16 339766702
17 1398618423
18 5853729563
19 24226447913
20 102042112312
21 426606797100
22 1802017383786
23 7573988021017
24 32177115099918
25 135889802109788
26 578695267283061
27 2456508103944632
28 10495089623826787

[1,1,3,8,29,97,354,1300,5129,19092,77071,302902,
 1224459,4889175,20230479,81922468,339766702,
 1398618423,5853729563,24226447913,102042112312,
 426606797100,1802017383786,7573988021017,
 32177115099918,135889802109788,578695267283061,
 2456508103944632,10495089623826787]

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.


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