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A251878 as a simple table

n a(n)
1 5495
2 11492
3 20025
4 49529
5 117744
6 256604
7 676969
8 1694929
9 3850641
10 10168955
11 25657626
12 58789576
13 154405779
14 390732438
15 900368454
16 2349009411
17 5954768481
18 13795315565
19 35777536598
20 90799627321
21 211393940417
22 545320046544

[5495,11492,20025,49529,117744,256604,676969,
 1694929,3850641,10168955,25657626,58789576,
 154405779,390732438,900368454,2349009411,
 5954768481,13795315565,35777536598,90799627321,
 211393940417,545320046544]

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Last modified April 18 14:46 EDT 2021. Contains 343089 sequences. (Running on oeis4.)