# A027290 (b-file synthesized from sequence entry)
4 3
5 9
6 73
7 230
8 1335
9 4376
10 22144
11 74766
12 351558
13 1213965
14 5458347
15 19181130
16 83735127
17 298391598
18 1276135088
19 4599546922
20 19380537318
21 70514368558
22 293838981413
23 1077617352348
24 4452600188602
25 16440039884624
26 67481063581593
27 250610375841434
28 1023303550651792