A276556 - OEIS

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A276556 as a simple table

n	a(n)
1	5
2	281
3	461
4	4937
5	25367
6	75997
7	1193909
8	3464389
9	48591863
10	23674667
11	22486333
12	1648510979
13	12708853771
14	25139472583
15	53498475287

[5,281,461,4937,25367,75997,1193909,3464389, 48591863,23674667,22486333,1648510979,12708853771, 25139472583,53498475287]