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A067641 as a simple table

n a(n)
0 2
1 20
2 174
3 1504
4 13300
5 120744
6 1122198
7 10638464
8 102541428
9 1002305040
10 9914663308
11 99085515840
12 999104604784
13 10153152363648
14 103892246982390
15 1069610792999424
16 11072575568623300
17 115189593628215600

[2,20,174,1504,13300,120744,1122198,10638464,
 102541428,1002305040,9914663308,99085515840,
 999104604784,10153152363648,103892246982390,
 1069610792999424,11072575568623300,
 115189593628215600]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)