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A221584 as a simple table

n a(n)
0 1
1 19
2 399
3 7980
4 159980
5 3199581
6 63999600
7 1279991601
8 25599991620
9 511999832020
10 10239999832020
11 204799996632420
12 4095999996640419
13 81919999932640800
14 1638399999932648400
15 32767999998652808799
16 655359999998652816380
17 13107199999973052976380

[1,19,399,7980,159980,3199581,63999600,1279991601,
 25599991620,511999832020,10239999832020,
 204799996632420,4095999996640419,
 81919999932640800,1638399999932648400,
 32767999998652808799,655359999998652816380,
 13107199999973052976380]

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