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A189748 as a simple table

n a(n)
1 5
2 4
3 40
4 216
5 1240
6 7064
7 40280
8 229656
9 1309400
10 7465624
11 42565720
12 242691096
13 1383718360
14 7889356184
15 44981654360
16 256465696536
17 1462255100120
18 8337138286744
19 47534711834200
20 271022112317976
21 1545249408926680
22 8810335493905304
23 50232675105233240

[5,4,40,216,1240,7064,40280,229656,1309400,
 7465624,42565720,242691096,1383718360,7889356184,
 44981654360,256465696536,1462255100120,
 8337138286744,47534711834200,271022112317976,
 1545249408926680,8810335493905304,
 50232675105233240]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)