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A148519 as a simple table

n a(n)
0 1
1 1
2 3
3 5
4 17
5 40
6 127
7 353
8 1069
9 3368
10 10321
11 33488
12 105552
13 343166
14 1133979
15 3705445
16 12442819
17 41163466
18 138773655
19 470967778
20 1591257280
21 5457961386
22 18563391871
23 63911562446
24 220832875804
25 761357285596
26 2650206681562
27 9175441031200
28 32037769946372
29 112122080401130
30 391886258554741
31 1378929978509139

[1,1,3,5,17,40,127,353,1069,3368,10321,33488,
 105552,343166,1133979,3705445,12442819,41163466,
 138773655,470967778,1591257280,5457961386,
 18563391871,63911562446,220832875804,761357285596,
 2650206681562,9175441031200,32037769946372,
 112122080401130,391886258554741,1378929978509139]

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Last modified April 25 13:02 EDT 2024. Contains 371969 sequences. (Running on oeis4.)