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A157946 as a simple table

n a(n)
0 1
1 13
2 253
3 273
4 52919
5 11375
6 3074653
7 470197
8 90422639
9 19283355
10 8126686265
11 784744961
12 13628116788869
13 31697064295
14 1205409115771
15 1271113717965
16 4094611999396543
17 50626609919795
18 254342027061912151
19 2003431460774809
20 4149481162406543989

[1,13,253,273,52919,11375,3074653,470197,90422639,
 19283355,8126686265,784744961,13628116788869,
 31697064295,1205409115771,1271113717965,
 4094611999396543,50626609919795,
 254342027061912151,2003431460774809,
 4149481162406543989]

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Last modified April 24 08:56 EDT 2024. Contains 371934 sequences. (Running on oeis4.)