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A054759 formatted as a simple table:

n a(n)
1 4
2 18
3 148
4 2970
5 143224
6 16448400
7 4484823396
8 2901094068042
9 4448410550095612
10 16178049740086515288
11 139402641051212392498528
12 2849295959501939989625992464
13 137950545200232788276834783781648

[4,18,148,2970,143224,16448400,4484823396,
 2901094068042,4448410550095612,
 16178049740086515288,139402641051212392498528,
 2849295959501939989625992464,
 137950545200232788276834783781648]

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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