A267012 - OEIS

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A267012 as a simple table

n	a(n)
1	1
2	10
3	28
4	50
5	56
6	874
7	1575
8	3604
9	4966
10	30704
11	55964
12	56372
13	145616
14	195016
15	200792
16	227278
17	1679518
18	2611874
19	3028502
20	23070602
21	27365684
22	45639626

[1,10,28,50,56,874,1575,3604,4966,30704,55964, 56372,145616,195016,200792,227278,1679518,2611874, 3028502,23070602,27365684,45639626]