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A060882 formatted as a simple table:

n a(n)
0 -1
1 -1
2 1
3 23
4 199
5 2297
6 30013
7 510491
8 9699667
9 223092841
10 6469693199
11 200560490093
12 7420738134769
13 304250263527167
14 13082761331669983
15 614889782588491357
16 32589158477190044671
17 1922760350154212639009

[-1,-1,1,23,199,2297,30013,510491,9699667,
 223092841,6469693199,200560490093,7420738134769,
 304250263527167,13082761331669983,
 614889782588491357,32589158477190044671,
 1922760350154212639009]

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.


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