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A001243 formatted as a simple table:

n a(n)
7 1
8 247
9 14608
10 455192
11 9738114
12 162512286
13 2275172004
14 27971176092
15 311387598411
16 3207483178157
17 31055652948388
18 285997074307300
19 2527925001876036
20 21598596303099900
21 179385804170146680

[1,247,14608,455192,9738114,162512286,2275172004,
 27971176092,311387598411,3207483178157,
 31055652948388,285997074307300,2527925001876036,
 21598596303099900,179385804170146680]

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.


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