# A074663 (b-file synthesized from sequence entry)
1 2
2 4
3 7
4 14
5 31
6 84
7 195
8 482
9 1131
10 2620
11 5957
12 13502
13 29911
14 65820
15 143551
16 311074
17 669543
18 1435388
19 3061571
20 6503526
21 13771989
22 29061728
23 61159219
24 128372210
25 268845359
26 561835492
27 1171862289
28 2440014306
29 5072185867
30 10528184756