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A107389 formatted as a simple table:

n a(n)
0 0
1 1
2 1
3 2
4 5
5 31
6 144
7 697
8 3335
9 15986
10 76589
11 366967
12 1758240
13 8424241
14 40362959
15 193390562
16 926589845
17 4439558671
18 21271203504
19 101916458857
20 488311090775
21 2339638995026
22 11209883884349
23 53709780426727
24 257339018249280
25 1232985310819681
26 5907587535849119
27 28304952368425922
28 135617174306280485
29 649780919162976511
30 3113287421508602064
31 14916656188380033817
32 71469993520391567015
33 342433311413577801266
34 1640696563547497439309
35 7861049506323909395287
36 37664550968072049537120
37 180461705334036338290321
38 864643975702109641914479
39 4142758173176511871282082
40 19849146890180449714495925
41 95102976277725736701197551
42 455665734498448233791491824
43 2183225696214515432256261577
44 10460462746574128927489816055
45 50119088036656129205192818706
46 240134977436706517098474277469
47 1150555799146876456287178568647
48 5512644018297675764337418565760
49 26412664292341502365399914260161

[0,1,1,2,5,31,144,697,3335,15986,76589,366967,
 1758240,8424241,40362959,193390562,926589845,
 4439558671,21271203504,101916458857,488311090775,
 2339638995026,11209883884349,53709780426727,
 257339018249280,1232985310819681,5907587535849119,
 28304952368425922,135617174306280485,
 649780919162976511,3113287421508602064,
 14916656188380033817,71469993520391567015,
 342433311413577801266,1640696563547497439309,
 7861049506323909395287,37664550968072049537120,
 180461705334036338290321,864643975702109641914479,
 4142758173176511871282082,
 19849146890180449714495925,
 95102976277725736701197551,
 455665734498448233791491824,
 2183225696214515432256261577,
 10460462746574128927489816055,
 50119088036656129205192818706,
 240134977436706517098474277469,
 1150555799146876456287178568647,
 5512644018297675764337418565760,
 26412664292341502365399914260161]

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.


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