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A256959 as a simple table

n a(n)
0 1
1 4
2 19
3 89
4 385
5 1601
6 6529
7 26369
8 105985
9 424961
10 1701889
11 6811649
12 27254785
13 109035521
14 436174849
15 1744764929
16 6979190785
17 27917025281
18 111668625409
19 446675550209
20 1786704297985
21 7146821386241
22 28587293933569
23 114349192511489
24 457396803600385

[1,4,19,89,385,1601,6529,26369,105985,424961,
 1701889,6811649,27254785,109035521,436174849,
 1744764929,6979190785,27917025281,111668625409,
 446675550209,1786704297985,7146821386241,
 28587293933569,114349192511489,457396803600385]

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Last modified September 18 21:47 EDT 2024. Contains 376002 sequences. (Running on oeis4.)