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A158527 formatted as a simple table:

n a(n)
1 139
2 5997
3 78414
4 553810
5 2677065
6 10009839
7 31098172
8 84004164
9 203427495
10 451263505
11 931565514
12 1811000022
13 3346004389
14 5917977555
15 10077955320
16 16602342664
17 26561396547
18 41402273589
19 63048577990
20 94018466010

[139,5997,78414,553810,2677065,10009839,31098172,
 84004164,203427495,451263505,931565514,1811000022,
 3346004389,5917977555,10077955320,16602342664,
 26561396547,41402273589,63048577990,94018466010]

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


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