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A124953 formatted as a simple table:

n a(n)
0 1
1 25
2 119
3 445
4 1947
5 8575
6 38747
7 177223
8 819187
9 3816247
10 17891349
11 84312583
12 399037959
13 1895486995
14 9032061297
15 43155077395
16 206685100995
17 991968231607
18 4769763119885
19 22973188788967
20 110815066535017
21 535263089155897

[1,25,119,445,1947,8575,38747,177223,819187,
 3816247,17891349,84312583,399037959,1895486995,
 9032061297,43155077395,206685100995,991968231607,
 4769763119885,22973188788967,110815066535017,
 535263089155897]

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Last modified December 19 12:50 EST 2009. Contains 171053 sequences.


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