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A302408 as a simple table

n a(n)
0 1
1 3
2 7
3 18
4 40
5 86
6 170
7 350
8 688
9 1394
10 2702
11 5338
12 10278
13 20078
14 38578
15 74820
16 143496
17 276890
18 530626
19 1020774
20 1955400
21 3754560
22 7190520
23 13790666
24 26407852
25 50612412
26 96911566
27 185660272
28 355485362
29 680860212
30 1303623528
31 2496462996

[1,3,7,18,40,86,170,350,688,1394,2702,5338,10278,
 20078,38578,74820,143496,276890,530626,1020774,
 1955400,3754560,7190520,13790666,26407852,
 50612412,96911566,185660272,355485362,680860212,
 1303623528,2496462996]

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Last modified June 1 12:42 EDT 2024. Contains 373023 sequences. (Running on oeis4.)