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A101254 as a simple table

n a(n)
1 2
2 31
3 98
4 277
5 1218
6 5297
7 25686
8 90953
9 315516
10 1294379
11 7743358
12 54991121
13 364542120
14 2515329959
15 16440340258

[2,31,98,277,1218,5297,25686,90953,315516,1294379,
 7743358,54991121,364542120,2515329959,16440340258]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)