A188370 - OEIS

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A188370 as a simple table

n	a(n)
1	0
2	704
3	704
4	1936
5	15776
6	1936
7	34816
8	315520
9	315520
10	34816
11	172992
12	6781400
13	11342816
14	6781400
15	172992
16	2053216
17	146491208
18	716732884
19	716732884
20	146491208
21	2053216
22	12950528
23	3204417424
24	34292827560

[0,704,704,1936,15776,1936,34816,315520,315520, 34816,172992,6781400,11342816,6781400,172992, 2053216,146491208,716732884,716732884,146491208, 2053216,12950528,3204417424,34292827560]