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A270815 as a simple table

n a(n)
1 11
2 321
3 657
4 24699
5 824438641
6 9331106993
7 165242994898683
8 5626813041698235
9 210318566007979643
10 90916134718317480897884289
11 206287562744685037912181145873
12 729990278282182004516138224533969

[11,321,657,24699,824438641,9331106993,
 165242994898683,5626813041698235,
 210318566007979643,90916134718317480897884289,
 206287562744685037912181145873,
 729990278282182004516138224533969]

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Last modified October 27 01:02 EDT 2020. Contains 338035 sequences. (Running on oeis4.)