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A032781 as a simple table

n a(n)
0 0
1 65978
2 614104
3 3193344
4 12209844
5 38236092
6 103783680
7 252690699
8 564583219
9 1176215040
10 2311870940
11 4325435953
12 7757186792
13 13408851456
14 22441009193
15 36497465501
16 57861835551
17 89652204502
18 136060404480
19 202643155608
20 296673062400
21 427558236988

[0,65978,614104,3193344,12209844,38236092,
 103783680,252690699,564583219,1176215040,
 2311870940,4325435953,7757186792,13408851456,
 22441009193,36497465501,57861835551,89652204502,
 136060404480,202643155608,296673062400,
 427558236988]

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Last modified May 10 17:54 EDT 2024. Contains 372388 sequences. (Running on oeis4.)