# b097928.txt - Table of n, a(n) for n=1..27 - Ray Chandler (rayjchandler(AT)sbcglobal.net), Oct 31 2014
1 0
2 1
3 2
4 10
5 130
6 11950
7 175850
8 749470
9 1181729
10 11435450
11 916821671
12 956613659
13 1136307905
14 46746179770
15 77887660577
16 635913760790
17 53903615484947
18 55988454554339
19 534479689454189
20 1956592840355065
21 2887846891280410
22 5158488358367585
23 37707959614889810
24 46991827781783450
25 183016579474682506
26 193201488006948586
27 244091990257709863