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A254872 as a simple table

n a(n)
1 1
2 71
3 1205
4 11075
5 70295
6 345857
7 1409387
8 4962365
9 15539750
10 44192010
11 115917118
12 283828498
13 654885730
14 1434717550
15 3002927770
16 6035661334
17 11699568079
18 21951176425
19 39988722875
20 70920437325
21 122735050305

[1,71,1205,11075,70295,345857,1409387,4962365,
 15539750,44192010,115917118,283828498,654885730,
 1434717550,3002927770,6035661334,11699568079,
 21951176425,39988722875,70920437325,122735050305]

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Last modified March 28 21:57 EDT 2024. Contains 371254 sequences. (Running on oeis4.)