# A014434 (b-file synthesized from sequence entry)
0 1
1 5
2 5
3 30
4 80
5 405
6 1505
7 7255
8 31155
9 149455
10 688655
11 3334880
12 15965130
13 78294155
14 383599455
15 1903940030
16 9474093880
17 47514889255
18 239112929655
19 1209724381330
20 6140755848280
21 31294613247255
22 159963286607755
23 820204107625155
24 4216569874416955
25 21732350726100905