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A022632 as a simple table

n a(n)
0 1
1 4
2 14
3 48
4 137
5 380
6 998
7 2488
8 5996
9 14020
10 31868
11 70616
12 153389
13 326248
14 681914
15 1402880
16 2841769
17 5678316
18 11201956
19 21833480
20 42081245
21 80264752
22 151572328
23 283577152
24 525894397
25 967100700
26 1764378830
27 3194682272
28 5742739237
29 10252117308
30 18182247316

[1,4,14,48,137,380,998,2488,5996,14020,31868,
 70616,153389,326248,681914,1402880,2841769,
 5678316,11201956,21833480,42081245,80264752,
 151572328,283577152,525894397,967100700,
 1764378830,3194682272,5742739237,10252117308,
 18182247316]

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Last modified April 19 16:52 EDT 2024. Contains 371794 sequences. (Running on oeis4.)