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A148086 formatted as a simple table:

n a(n)
0 1
1 1
2 2
3 4
4 10
5 22
6 59
7 149
8 396
9 1041
10 2907
11 7760
12 21816
13 60298
14 169741
15 475054
16 1359128
17 3816950
18 10972685
19 31304334
20 89879700
21 257711500
22 747124581
23 2144777317
24 6229523512
25 18035524556
26 52361269786
27 152014079572
28 443837403206
29 1288731108002
30 3768163857728
31 11001149176426
32 32145852887328

[1,1,2,4,10,22,59,149,396,1041,2907,7760,21816,
 60298,169741,475054,1359128,3816950,10972685,
 31304334,89879700,257711500,747124581,2144777317,
 6229523512,18035524556,52361269786,152014079572,
 443837403206,1288731108002,3768163857728,
 11001149176426,32145852887328]

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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