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A247293 as a simple table

n a(n)
0 1
1 1
2 2
3 4
4 8
5 16
6 35
7 77
8 172
9 391
10 899
11 2085
12 4877
13 11490
14 27236
15 64916
16 155483
17 374027
18 903286
19 2189219
20 5322965
21 12980660
22 31740404
23 77804885
24 191160040
25 470662449
26 1161123461
27 2869754099
28 7104856781
29 17618234456
30 43754467510
31 108816781175

[1,1,2,4,8,16,35,77,172,391,899,2085,4877,11490,
 27236,64916,155483,374027,903286,2189219,5322965,
 12980660,31740404,77804885,191160040,470662449,
 1161123461,2869754099,7104856781,17618234456,
 43754467510,108816781175]

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Last modified August 25 11:23 EDT 2024. Contains 375438 sequences. (Running on oeis4.)