# A030539 (b-file synthesized from sequence entry)
0 1
1 3
2 15
3 135
4 2244
5 63954
6 2649790
7 135954390
8 7791419142
9 471957819750
10 29387888461350
11 1855241125539750
12 117925810919637670
13 7521488030252902566
14 480553086854453064870
15 30729125540385201818790
16 1965823916539674220608678