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A049086 as a simple table

n a(n)
0 1
1 3
2 13
3 57
4 249
5 1087
6 4745
7 20713
8 90417
9 394691
10 1722917
11 7520929
12 32830585
13 143313055
14 625594449
15 2730863665
16 11920848033
17 52037243619
18 227154537661
19 991581805481
20 4328482658041
21 18894822411423
22 82480245888473
23 360045244866137
24 1571680309076689
25 6860746056673507

[1,3,13,57,249,1087,4745,20713,90417,394691,
 1722917,7520929,32830585,143313055,625594449,
 2730863665,11920848033,52037243619,227154537661,
 991581805481,4328482658041,18894822411423,
 82480245888473,360045244866137,1571680309076689,
 6860746056673507]

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)