# A129831 (b-file synthesized from sequence entry)
1 1
2 1
3 2
4 6
5 9
6 39
7 66
8 318
9 627
10 3213
11 7182
12 38898
13 96237
14 548883
15 1478142
16 8843778
17 25615647
18 160178913
19 494550162
20 3221341038
21 10527969537
22 71221636863
23 245012506362
24 1716978047238
25 6188875533387
26 44822878860213
27 168635167816662
28 1259693955204138