A010833 - OEIS

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A010833 as a simple table

n	a(n)
0	1
1	-28
2	350
3	-2520
4	11025
5	-26180
6	4158
7	184600
8	-554400
9	401100
10	1496964
11	-3920280
12	1444625
13	6224400
14	-4972350
15	-7121296
16	-8308965
17	50796900
18	-8971200
19	-121968000
20	94011435
21	80598288
22	20282500
23	-175228200

[1,-28,350,-2520,11025,-26180,4158,184600,-554400, 401100,1496964,-3920280,1444625,6224400,-4972350, -7121296,-8308965,50796900,-8971200,-121968000, 94011435,80598288,20282500,-175228200]