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A139626 formatted as a simple table:

n a(n)
0 1
1 30
2 540
3 7560
4 90720
5 979776
6 9797760
7 92378880
8 831409920
9 7205552640
10 60526642176
11 495217981440
12 3961743851520
13 31084451758080
14 239794342133760
15 1822437000216576
16 13668277501624320
17 101306056776744960

[1,30,540,7560,90720,979776,9797760,92378880,
 831409920,7205552640,60526642176,495217981440,
 3961743851520,31084451758080,239794342133760,
 1822437000216576,13668277501624320,
 101306056776744960]

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


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