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A220325 as a simple table

n a(n)
1 4
2 48
3 572
4 6657
5 76627
6 876714
7 10004541
8 114058230
9 1299991681
10 14816159113
11 168863397427
12 1924606619479
13 21935746576784
14 250014218249170
15 2849559239020408
16 32478119824983512
17 370172462886188547

[4,48,572,6657,76627,876714,10004541,114058230,
 1299991681,14816159113,168863397427,1924606619479,
 21935746576784,250014218249170,2849559239020408,
 32478119824983512,370172462886188547]

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Last modified April 24 03:08 EDT 2024. Contains 371918 sequences. (Running on oeis4.)