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A317782 as a simple table

n a(n)
0 1
1 1
2 5
3 51
4 474
5 4329
6 43406
7 469565
8 5228459
9 59259957
10 686003702
11 8097484169
12 97005128492
13 1175916181703
14 14404685872773
15 178105648065109
16 2220134252592683
17 27872257776993240
18 352143374331177766
19 4474477933645201621
20 57147423819800882972

[1,1,5,51,474,4329,43406,469565,5228459,59259957,
 686003702,8097484169,97005128492,1175916181703,
 14404685872773,178105648065109,2220134252592683,
 27872257776993240,352143374331177766,
 4474477933645201621,57147423819800882972]

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Last modified January 25 07:56 EST 2020. Contains 331241 sequences. (Running on oeis4.)