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A226994 as a simple table

n a(n)
0 1
1 2
2 7
3 32
4 161
5 842
6 4495
7 24320
8 132865
9 731282
10 4048727
11 22523360
12 125797985
13 704966810
14 3961924127
15 22321190912
16 126027618305
17 712917362210
18 4039658528935
19 22924714957472
20 130271906898721
21 741188107113962
22 4221707080583087
23 24070622500965632

[1,2,7,32,161,842,4495,24320,132865,731282,
 4048727,22523360,125797985,704966810,3961924127,
 22321190912,126027618305,712917362210,
 4039658528935,22924714957472,130271906898721,
 741188107113962,4221707080583087,
 24070622500965632]

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Last modified April 18 18:58 EDT 2024. Contains 371781 sequences. (Running on oeis4.)