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A148594 as a simple table

n a(n)
0 1
1 1
2 3
3 6
4 20
5 57
6 196
7 652
8 2305
9 8187
10 29938
11 110468
12 415523
13 1576423
14 6054903
15 23444901
16 91538346
17 359866575
18 1424136635
19 5667087376
20 22676094964
21 91152587752
22 368075554103
23 1492157429875
24 6072007615541
25 24792251075928
26 101557819189515
27 417226553637568
28 1718945886662743

[1,1,3,6,20,57,196,652,2305,8187,29938,110468,
 415523,1576423,6054903,23444901,91538346,
 359866575,1424136635,5667087376,22676094964,
 91152587752,368075554103,1492157429875,
 6072007615541,24792251075928,101557819189515,
 417226553637568,1718945886662743]

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Last modified June 21 02:06 EDT 2024. Contains 373535 sequences. (Running on oeis4.)