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A249533 as a simple table

n a(n)
1 240
2 4120
3 42400
4 263156
5 1154444
6 4116620
7 12297972
8 32313804
9 76590192
10 167150680
11 340541012
12 655325864
13 1200479148
14 2107926892
15 3567580824
16 5846311812
17 9310701480
18 14457811924
19 21942849820
20 32624138612
21 47607833428

[240,4120,42400,263156,1154444,4116620,12297972,
 32313804,76590192,167150680,340541012,655325864,
 1200479148,2107926892,3567580824,5846311812,
 9310701480,14457811924,21942849820,32624138612,
 47607833428]

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)