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A149574 as a simple table

n a(n)
0 1
1 1
2 5
3 13
4 63
5 203
6 1007
7 3611
8 17981
9 68397
10 341145
11 1350105
12 6740921
13 27424021
14 137005923
15 569013889
16 2843565991
17 11999840845
18 59979114067
19 256350760835
20 1281478284811
21 5534183773599
22 27667000811205
23 120518388346869
24 602535467795435
25 2643882222857753
26 13218582405778545
27 58365699035871815

[1,1,5,13,63,203,1007,3611,17981,68397,341145,
 1350105,6740921,27424021,137005923,569013889,
 2843565991,11999840845,59979114067,256350760835,
 1281478284811,5534183773599,27667000811205,
 120518388346869,602535467795435,2643882222857753,
 13218582405778545,58365699035871815]

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Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)