# A134752 (b-file synthesized from sequence entry)
1 5
2 29
3 245
4 2189
5 19685
6 177149
7 1594325
8 14348909
9 129140165
10 1162261469
11 10460353205
12 94143178829
13 847288609445
14 7625597484989
15 68630377364885
16 617673396283949
17 5559060566555525
18 50031545098999709
19 450283905890997365
20 4052555153018976269