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A217247 as a simple table

n a(n)
1 1
2 3168
3 33696
4 322056
5 422352
6 801792
7 3408048
8 13304736
9 24772608
10 26836992
11 31959648
12 43932456
13 98558208
14 152845056
15 238267008
16 250677504
17 362330496
18 413779968
19 511967232
20 567502848
21 646507008
22 1060190208
23 1273234464
24 1288514304
25 1503330304

[1,3168,33696,322056,422352,801792,3408048,
 13304736,24772608,26836992,31959648,43932456,
 98558208,152845056,238267008,250677504,362330496,
 413779968,511967232,567502848,646507008,
 1060190208,1273234464,1288514304,1503330304]

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Last modified March 28 04:13 EDT 2024. Contains 371235 sequences. (Running on oeis4.)