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A180129 as a simple table

n a(n)
1 1
2 5
3 16
4 49
5 136
6 380
7 1016
8 2745
9 7369
10 19840
11 53395
12 143620
13 386374
14 1039386
15 2796001
16 7521561
17 20233860
18 54431237
19 146425762
20 393900764
21 1059634634
22 2850529093
23 7668224519
24 20628334404
25 55492399461
26 149280418500
27 401580100348
28 1080292905482
29 2906102072179
30 7817721667285

[1,5,16,49,136,380,1016,2745,7369,19840,53395,
 143620,386374,1039386,2796001,7521561,20233860,
 54431237,146425762,393900764,1059634634,
 2850529093,7668224519,20628334404,55492399461,
 149280418500,401580100348,1080292905482,
 2906102072179,7817721667285]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)