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A161977 as a simple table

n a(n)
0 1
1 31
2 495
3 5425
4 45879
5 319145
6 1900920
7 9965384
8 46909324
9 201295028
10 796809245
11 2937251395
12 10161553364
13 33205476524
14 103050077489
15 305131440111
16 865481871426
17 2359754902590
18 6203436293890
19 15765840836350
20 38828731002622

[1,31,495,5425,45879,319145,1900920,9965384,
 46909324,201295028,796809245,2937251395,
 10161553364,33205476524,103050077489,305131440111,
 865481871426,2359754902590,6203436293890,
 15765840836350,38828731002622]

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Last modified May 23 07:28 EDT 2024. Contains 372760 sequences. (Running on oeis4.)